diff --git a/docs/release_notes.rst b/docs/release_notes.rst
index ec0fbcfbc1..cad88c6274 100644
--- a/docs/release_notes.rst
+++ b/docs/release_notes.rst
@@ -9,6 +9,10 @@ v2024.XX.x (2024-MM-DD)
 New Data Coverage
 ^^^^^^^^^^^^^^^^^
 
+EIA 860
+~~~~~~~
+* Added EIA 860 Multifuel data. See :issue:`3438` and :pr:`3946`.
+
 EIA 176
 ~~~~~~~
 * Add a couple of semi-transformed interim EIA-176 (natural gas sources and
diff --git a/docs/templates/eia860_child.rst.jinja b/docs/templates/eia860_child.rst.jinja
index 420863de16..c93fa4f94a 100644
--- a/docs/templates/eia860_child.rst.jinja
+++ b/docs/templates/eia860_child.rst.jinja
@@ -42,7 +42,6 @@ Each quarter, PUDL also combines data from the most recent EIA-860M filing with
 relevant EIA-860 tables. These records are marked with the ``monthly_update`` tag in the
 ``data_maturity`` field.
 
-PUDL does not yet include the EIA-860 table for multi-fuel generators (Schedule 3.5).
 {% endblock %}
 
 
diff --git a/migrations/versions/3b65c445d4b4_add_multifuel_table.py b/migrations/versions/3b65c445d4b4_add_multifuel_table.py
new file mode 100644
index 0000000000..6ec4aca933
--- /dev/null
+++ b/migrations/versions/3b65c445d4b4_add_multifuel_table.py
@@ -0,0 +1,152 @@
+"""Add multifuel table
+
+Revision ID: 3b65c445d4b4
+Revises: 450d100cd30b
+Create Date: 2025-01-28 18:38:52.927885
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '3b65c445d4b4'
+down_revision = '450d100cd30b'
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('core_eia860__scd_generators_multifuel',
+    sa.Column('report_date', sa.Date(), nullable=False, comment='Date reported.'),
+    sa.Column('utility_id_eia', sa.Integer(), nullable=False, comment='The EIA Utility Identification number.'),
+    sa.Column('utility_name_eia', sa.Text(), nullable=True, comment='The name of the utility.'),
+    sa.Column('plant_id_eia', sa.Integer(), nullable=False, comment='The unique six-digit facility identification number, also called an ORISPL, assigned by the Energy Information Administration.'),
+    sa.Column('plant_name_eia', sa.Text(), nullable=True, comment='Plant name.'),
+    sa.Column('state', sa.Text(), nullable=True, comment='Two letter US state abbreviation.'),
+    sa.Column('county', sa.Text(), nullable=True, comment='County name.'),
+    sa.Column('generator_id', sa.Text(), nullable=False, comment='Generator ID is usually numeric, but sometimes includes letters. Make sure you treat it as a string!'),
+    sa.Column('operational_status_code', sa.Text(), nullable=True, comment='The operating status of the asset.'),
+    sa.Column('technology_description', sa.Text(), nullable=True, comment='High level description of the technology used by the generator to produce electricity.'),
+    sa.Column('prime_mover_code', sa.Text(), nullable=True, comment='Code for the type of prime mover (e.g. CT, CG)'),
+    sa.Column('sector_name_eia', sa.Text(), nullable=True, comment='EIA assigned sector name, corresponding to high level NAICS sector, designated by the primary purpose, regulatory status and plant-level combined heat and power status'),
+    sa.Column('sector_id_eia', sa.Integer(), nullable=True, comment='EIA assigned sector ID, corresponding to high level NAICS sector, designated by the primary purpose, regulatory status and plant-level combined heat and power status'),
+    sa.Column('capacity_mw', sa.Float(), nullable=True, comment='Total installed (nameplate) capacity, in megawatts.'),
+    sa.Column('summer_capacity_mw', sa.Float(), nullable=True, comment='The net summer capacity.'),
+    sa.Column('winter_capacity_mw', sa.Float(), nullable=True, comment='The net winter capacity.'),
+    sa.Column('current_planned_generator_operating_date', sa.Date(), nullable=True, comment='The most recently updated effective date on which the generator is scheduled to start operation'),
+    sa.Column('energy_source_code_1', sa.Text(), nullable=True, comment='The code representing the most predominant type of energy that fuels the generator.'),
+    sa.Column('energy_source_code_2', sa.Text(), nullable=True, comment='The code representing the second most predominant type of energy that fuels the generator'),
+    sa.Column('can_burn_multiple_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can burn multiple fuels.'),
+    sa.Column('can_cofire_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire fuels.'),
+    sa.Column('cofire_energy_source_1', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be co-fired.'),
+    sa.Column('cofire_energy_source_2', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be co-fired.'),
+    sa.Column('cofire_energy_source_3', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be co-fired.'),
+    sa.Column('cofire_energy_source_4', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be co-fired.'),
+    sa.Column('cofire_energy_source_5', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be co-fired.'),
+    sa.Column('cofire_energy_source_6', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be co-fired.'),
+    sa.Column('can_switch_oil_gas', sa.Boolean(), nullable=True, comment='Whether the generator can switch between oil and natural gas.'),
+    sa.Column('time_to_switch_oil_to_gas', sa.Text(), nullable=True, comment='The time required to switch the generator from running 100 percent oil to running 100 percent natural gas.'),
+    sa.Column('time_to_switch_gas_to_oil', sa.Text(), nullable=True, comment='The time required to switch the generator from running 100 percent natural gas to running 100 percent oil.'),
+    sa.Column('can_switch_when_operating', sa.Boolean(), nullable=True, comment='Whether the generator can switch fuel while operating.'),
+    sa.Column('net_summer_capacity_natural_gas_mw', sa.Float(), nullable=True, comment='The maximum net summer output achievable when running on natural gas.'),
+    sa.Column('net_summer_capacity_oil_mw', sa.Float(), nullable=True, comment='The maximum net summer output achievable when running on oil.'),
+    sa.Column('net_winter_capacity_natural_gas_mw', sa.Float(), nullable=True, comment='The maximum net winter output achievable when running on natural gas.'),
+    sa.Column('net_winter_capacity_oil_mw', sa.Float(), nullable=True, comment='The maximum net summer output achievable when running on oil.'),
+    sa.Column('has_factors_that_limit_switching', sa.Boolean(), nullable=True, comment="Whether there are factors that limit the generator's ability to switch between oil and natural gas."),
+    sa.Column('has_storage_limits', sa.Boolean(), nullable=True, comment="Whether limited on-site fuel storage is a factor that limits the generator's ability to switch between oil and natural gas."),
+    sa.Column('has_air_permit_limits', sa.Boolean(), nullable=True, comment='Whether air permit limits are a factor that limits the operation of the generator when running on 100 percent oil.'),
+    sa.Column('has_other_factors_that_limit_switching', sa.Boolean(), nullable=True, comment="Whether there are factors other than air permit limits and storage that limit the generator's ability to switch between oil and natural gas."),
+    sa.Column('can_cofire_oil_and_gas', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire oil and gas.'),
+    sa.Column('can_cofire_100_oil', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire 100 oil.'),
+    sa.Column('max_oil_heat_input', sa.Float(), nullable=True, comment='The maximum oil heat input (percent of MMBtus) expected for proposed unit when co-firing with natural gas'),
+    sa.Column('max_oil_output_mw', sa.Float(), nullable=True, comment='The maximum output (net MW) expected for proposed unit, when making the maximum use of oil and co-firing natural gas.'),
+    sa.Column('can_fuel_switch', sa.Boolean(), nullable=True, comment='Whether a unit is able to switch fuels.'),
+    sa.Column('has_regulatory_limits', sa.Boolean(), nullable=True, comment='Whether there are factors that limit the operation of the generator when running on 100 percent oil'),
+    sa.Column('fuel_switch_energy_source_1', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.'),
+    sa.Column('fuel_switch_energy_source_2', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.'),
+    sa.Column('fuel_switch_energy_source_3', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.'),
+    sa.Column('fuel_switch_energy_source_4', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.'),
+    sa.Column('fuel_switch_energy_source_5', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.'),
+    sa.Column('fuel_switch_energy_source_6', sa.Text(), nullable=True, comment='The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.'),
+    sa.ForeignKeyConstraint(['energy_source_code_1'], ['core_eia__codes_energy_sources.code'], name=op.f('fk_core_eia860__scd_generators_multifuel_energy_source_code_1_core_eia__codes_energy_sources')),
+    sa.ForeignKeyConstraint(['energy_source_code_2'], ['core_eia__codes_energy_sources.code'], name=op.f('fk_core_eia860__scd_generators_multifuel_energy_source_code_2_core_eia__codes_energy_sources')),
+    sa.ForeignKeyConstraint(['operational_status_code'], ['core_eia__codes_operational_status.code'], name=op.f('fk_core_eia860__scd_generators_multifuel_operational_status_code_core_eia__codes_operational_status')),
+    sa.ForeignKeyConstraint(['plant_id_eia', 'generator_id', 'report_date'], ['core_eia860__scd_generators.plant_id_eia', 'core_eia860__scd_generators.generator_id', 'core_eia860__scd_generators.report_date'], name=op.f('fk_core_eia860__scd_generators_multifuel_plant_id_eia_core_eia860__scd_generators')),
+    sa.ForeignKeyConstraint(['prime_mover_code'], ['core_eia__codes_prime_movers.code'], name=op.f('fk_core_eia860__scd_generators_multifuel_prime_mover_code_core_eia__codes_prime_movers')),
+    sa.ForeignKeyConstraint(['sector_id_eia'], ['core_eia__codes_sector_consolidated.code'], name=op.f('fk_core_eia860__scd_generators_multifuel_sector_id_eia_core_eia__codes_sector_consolidated')),
+    sa.ForeignKeyConstraint(['utility_id_eia', 'report_date'], ['core_eia860__scd_utilities.utility_id_eia', 'core_eia860__scd_utilities.report_date'], name=op.f('fk_core_eia860__scd_generators_multifuel_utility_id_eia_core_eia860__scd_utilities')),
+    sa.PrimaryKeyConstraint('report_date', 'utility_id_eia', 'generator_id', 'plant_id_eia', name=op.f('pk_core_eia860__scd_generators_multifuel'))
+    )
+    with op.batch_alter_table('_out_eia__yearly_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('can_cofire_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire fuels.'))
+        batch_op.add_column(sa.Column('can_burn_multiple_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can burn multiple fuels.'))
+        batch_op.add_column(sa.Column('can_switch_oil_gas', sa.Boolean(), nullable=True, comment='Whether the generator can switch between oil and natural gas.'))
+        batch_op.drop_column('multiple_fuels')
+        batch_op.drop_column('cofire_fuels')
+        batch_op.drop_column('switch_oil_gas')
+
+    with op.batch_alter_table('core_eia860__scd_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('can_burn_multiple_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can burn multiple fuels.'))
+        batch_op.add_column(sa.Column('can_cofire_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire fuels.'))
+        batch_op.add_column(sa.Column('can_switch_oil_gas', sa.Boolean(), nullable=True, comment='Whether the generator can switch between oil and natural gas.'))
+        batch_op.drop_column('multiple_fuels')
+        batch_op.drop_column('cofire_fuels')
+        batch_op.drop_column('switch_oil_gas')
+
+    with op.batch_alter_table('out_eia__monthly_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('can_cofire_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire fuels.'))
+        batch_op.add_column(sa.Column('can_burn_multiple_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can burn multiple fuels.'))
+        batch_op.add_column(sa.Column('can_switch_oil_gas', sa.Boolean(), nullable=True, comment='Whether the generator can switch between oil and natural gas.'))
+        batch_op.drop_column('multiple_fuels')
+        batch_op.drop_column('cofire_fuels')
+        batch_op.drop_column('switch_oil_gas')
+
+    with op.batch_alter_table('out_eia__yearly_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('can_cofire_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can co-fire fuels.'))
+        batch_op.add_column(sa.Column('can_burn_multiple_fuels', sa.Boolean(), nullable=True, comment='Whether the generator can burn multiple fuels.'))
+        batch_op.add_column(sa.Column('can_switch_oil_gas', sa.Boolean(), nullable=True, comment='Whether the generator can switch between oil and natural gas.'))
+        batch_op.drop_column('multiple_fuels')
+        batch_op.drop_column('cofire_fuels')
+        batch_op.drop_column('switch_oil_gas')
+
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('out_eia__yearly_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('switch_oil_gas', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('cofire_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('multiple_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.drop_column('can_switch_oil_gas')
+        batch_op.drop_column('can_burn_multiple_fuels')
+        batch_op.drop_column('can_cofire_fuels')
+
+    with op.batch_alter_table('out_eia__monthly_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('switch_oil_gas', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('cofire_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('multiple_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.drop_column('can_switch_oil_gas')
+        batch_op.drop_column('can_burn_multiple_fuels')
+        batch_op.drop_column('can_cofire_fuels')
+
+    with op.batch_alter_table('core_eia860__scd_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('switch_oil_gas', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('cofire_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('multiple_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.drop_column('can_switch_oil_gas')
+        batch_op.drop_column('can_cofire_fuels')
+        batch_op.drop_column('can_burn_multiple_fuels')
+
+    with op.batch_alter_table('_out_eia__yearly_generators', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('switch_oil_gas', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('cofire_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.add_column(sa.Column('multiple_fuels', sa.BOOLEAN(), nullable=True))
+        batch_op.drop_column('can_switch_oil_gas')
+        batch_op.drop_column('can_burn_multiple_fuels')
+        batch_op.drop_column('can_cofire_fuels')
+
+    op.drop_table('core_eia860__scd_generators_multifuel')
+    # ### end Alembic commands ###
diff --git a/src/pudl/extract/eia860.py b/src/pudl/extract/eia860.py
index f3da31eb05..15a7d4c83c 100644
--- a/src/pudl/extract/eia860.py
+++ b/src/pudl/extract/eia860.py
@@ -85,6 +85,7 @@ def get_dtypes(page, **partition):
     "raw_eia860__generator_wind_existing",
     "raw_eia860__generator_wind_retired",
     "raw_eia860__multifuel_existing",
+    "raw_eia860__multifuel_proposed",
     "raw_eia860__multifuel_retired",
     "raw_eia860__ownership",
     "raw_eia860__plant",
diff --git a/src/pudl/metadata/fields.py b/src/pudl/metadata/fields.py
index 6f1554b40d..7547cc810c 100644
--- a/src/pudl/metadata/fields.py
+++ b/src/pudl/metadata/fields.py
@@ -449,6 +449,22 @@
         ),
         "unit": "min",
     },
+    "can_cofire_100_oil": {
+        "type": "boolean",
+        "description": "Whether the generator can co-fire 100 oil.",
+    },
+    "can_cofire_oil_and_gas": {
+        "type": "boolean",
+        "description": "Whether the generator can co-fire oil and gas.",
+    },
+    "can_fuel_switch": {
+        "type": "boolean",
+        "description": "Whether a unit is able to switch fuels.",
+    },
+    "can_switch_when_operating": {
+        "type": "boolean",
+        "description": "Whether the generator can switch fuel while operating.",
+    },
     "capacity_eoy_mw": {
         "type": "number",
         "description": "Total end of year installed (nameplate) capacity for a plant part, in megawatts.",
@@ -729,9 +745,33 @@
         "type": "string",
         "description": "Originally reported short code.",
     },
-    "cofire_fuels": {
+    "can_cofire_fuels": {
         "type": "boolean",
-        "description": "Can the generator co-fire fuels?.",
+        "description": "Whether the generator can co-fire fuels.",
+    },
+    "cofire_energy_source_1": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be co-fired.",
+    },
+    "cofire_energy_source_2": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be co-fired.",
+    },
+    "cofire_energy_source_3": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be co-fired.",
+    },
+    "cofire_energy_source_4": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be co-fired.",
+    },
+    "cofire_energy_source_5": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be co-fired.",
+    },
+    "cofire_energy_source_6": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be co-fired.",
     },
     "coincident_peak_demand_mw": {
         "type": "number",
@@ -1071,10 +1111,26 @@
         "description": "Annual demand per km2 of a given service territory.",
         "unit": "MWh/km2",
     },
+    "has_air_permit_limits": {
+        "type": "boolean",
+        "description": "Whether air permit limits are a factor that limits the generator's ability to switch between oil and natural gas.",
+    },
     "has_demand_side_management": {
         "type": "boolean",
         "description": "Whether there were strategies or measures used to control electricity demand by customers",
     },
+    "has_factors_that_limit_switching": {
+        "type": "boolean",
+        "description": "Whether there are factors that limit the generator's ability to switch between oil and natural gas.",
+    },
+    "has_other_factors_that_limit_switching": {
+        "type": "boolean",
+        "description": "Whether there are factors other than air permit limits and storage that limit the generator's ability to switch between oil and natural gas.",
+    },
+    "has_storage_limits": {
+        "type": "boolean",
+        "description": "Whether limited on-site fuel storage is a factor that limits the generator's ability to switch between oil and natural gas.",
+    },
     "depreciation_type": {
         "type": "string",
         "description": (
@@ -1859,6 +1915,30 @@
         "type": "number",
         "description": "Quanity of fuel received in tons, barrel, or Mcf.",
     },
+    "fuel_switch_energy_source_1": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.",
+    },
+    "fuel_switch_energy_source_2": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.",
+    },
+    "fuel_switch_energy_source_3": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.",
+    },
+    "fuel_switch_energy_source_4": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.",
+    },
+    "fuel_switch_energy_source_5": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.",
+    },
+    "fuel_switch_energy_source_6": {
+        "type": "string",
+        "description": "The codes representing the type of fuel that will be able to be used as a sole source of fuel for this unit.",
+    },
     "fuel_type": {
         "type": "string",
         "description": "Type of fuel.",
@@ -2491,6 +2571,16 @@
         "description": "Maximum heat content per physical unit of fuel in MMBtu.",
         "unit": "MMBtu",
     },
+    "max_oil_heat_input": {
+        "type": "number",
+        "description": "The maximum oil heat input (percent of MMBtus) expected for proposed unit when co-firing with natural gas",
+        "unit": "% MMBtu",
+    },
+    "max_oil_output_mw": {
+        "type": "number",
+        "description": "The maximum output (net MW) expected for proposed unit, when making the maximum use of oil and co-firing natural gas.",
+        "unit": "MW",
+    },
     "max_steam_flow_1000_lbs_per_hour": {
         "type": "number",
         "unit": "1000_lbs_per_hour",
@@ -2684,9 +2774,9 @@
         "type": "number",
         "unit": "gal",
     },
-    "multiple_fuels": {
+    "can_burn_multiple_fuels": {
         "type": "boolean",
-        "description": "Can the generator burn multiple fuels?",
+        "description": "Whether the generator can burn multiple fuels.",
     },
     "nameplate_power_factor": {
         "type": "number",
@@ -2816,6 +2906,26 @@
         ),
         "unit": "MWh",
     },
+    "net_summer_capacity_natural_gas_mw": {
+        "type": "number",
+        "description": "The maximum net summer output achievable when running on natural gas.",
+        "unit": "MW",
+    },
+    "net_summer_capacity_oil_mw": {
+        "type": "number",
+        "description": "The maximum net summer output achievable when running on oil.",
+        "unit": "MW",
+    },
+    "net_winter_capacity_natural_gas_mw": {
+        "type": "number",
+        "description": "The maximum net winter output achievable when running on natural gas.",
+        "unit": "MW",
+    },
+    "net_winter_capacity_oil_mw": {
+        "type": "number",
+        "description": "The maximum net summer output achievable when running on oil.",
+        "unit": "MW",
+    },
     "net_wheeled_power_mwh": {
         "type": "number",
         "description": (
@@ -3684,6 +3794,10 @@
         "type": "string",
         "description": "Human-readable name of a US Census region.",
     },
+    "has_regulatory_limits": {
+        "type": "boolean",
+        "description": "Whether there are factors that limit the operation of the generator when running on 100 percent oil",
+    },
     "regulation_mercury": {
         "type": "string",
         "description": "Most stringent type of statute or regulation code under which the boiler is operating for mercury control standards.",
@@ -4398,9 +4512,9 @@
         "type": "string",
         "description": "Supporting structure of the transmission line.",
     },
-    "switch_oil_gas": {
+    "can_switch_oil_gas": {
         "type": "boolean",
-        "description": "Indicates whether the generator switch between oil and natural gas.",
+        "description": "Whether the generator can switch between oil and natural gas.",
     },
     "syncronized_transmission_grid": {
         "type": "boolean",
@@ -4463,6 +4577,14 @@
             "and predefined, based on season, day of week, and time of day."
         ),
     },
+    "time_to_switch_gas_to_oil": {
+        "type": "string",
+        "description": "The time required to switch the generator from running 100 percent natural gas to running 100 percent oil.",
+    },
+    "time_to_switch_oil_to_gas": {
+        "type": "string",
+        "description": "The time required to switch the generator from running 100 percent oil to running 100 percent natural gas.",
+    },
     "has_time_responsive_programs": {
         "type": "boolean",
         "description": (
diff --git a/src/pudl/metadata/resources/__init__.py b/src/pudl/metadata/resources/__init__.py
index 1055536da3..2295be56c8 100644
--- a/src/pudl/metadata/resources/__init__.py
+++ b/src/pudl/metadata/resources/__init__.py
@@ -152,7 +152,7 @@
             "other_modifications_date",
             "planned_generator_retirement_date",
             "carbon_capture",
-            "cofire_fuels",
+            "can_cofire_fuels",
             "switch_oil_gas",
             "turbines_inverters_hydrokinetics",
             "nameplate_power_factor",
diff --git a/src/pudl/metadata/resources/eia.py b/src/pudl/metadata/resources/eia.py
index 2cf4a6290e..4bc6973aaa 100644
--- a/src/pudl/metadata/resources/eia.py
+++ b/src/pudl/metadata/resources/eia.py
@@ -1040,7 +1040,7 @@
                 "capacity_mw",
                 "carbon_capture",
                 "city",
-                "cofire_fuels",
+                "can_cofire_fuels",
                 "county",
                 "current_planned_generator_operating_date",
                 "data_maturity",
@@ -1069,7 +1069,7 @@
                 "latitude",
                 "longitude",
                 "minimum_load_mw",
-                "multiple_fuels",
+                "can_burn_multiple_fuels",
                 "nameplate_power_factor",
                 "net_capacity_mwdc",
                 "operating_switch",
@@ -1112,7 +1112,7 @@
                 "summer_capacity_mw",
                 "summer_estimated_capability_mw",
                 "supercritical_tech",
-                "switch_oil_gas",
+                "can_switch_oil_gas",
                 "syncronized_transmission_grid",
                 "technology_description",
                 "time_cold_shutdown_full_load_code",
diff --git a/src/pudl/metadata/resources/eia860.py b/src/pudl/metadata/resources/eia860.py
index 47dd591aea..4c5585bf9f 100644
--- a/src/pudl/metadata/resources/eia860.py
+++ b/src/pudl/metadata/resources/eia860.py
@@ -179,7 +179,7 @@
                 "energy_source_2_transport_2",
                 "energy_source_2_transport_3",
                 "fuel_type_code_pudl",
-                "multiple_fuels",
+                "can_burn_multiple_fuels",
                 "deliver_power_transgrid",
                 "distributed_generation",
                 "syncronized_transmission_grid",
@@ -206,8 +206,8 @@
                 "turbines_inverters_hydrokinetics",
                 "time_cold_shutdown_full_load_code",
                 "planned_new_capacity_mw",
-                "cofire_fuels",
-                "switch_oil_gas",
+                "can_cofire_fuels",
+                "can_switch_oil_gas",
                 "nameplate_power_factor",
                 "minimum_load_mw",
                 "uprate_derate_during_year",
@@ -906,6 +906,76 @@
         "sources": ["eia860"],
         "etl_group": "eia860",
     },
+    "core_eia860__scd_generators_multifuel": {
+        "description": (
+            "Annually reported information from EIA-860 Schedule 3 that contains information about "
+            "fuel-switching and the use of multiple fuels by surveyed generators."
+        ),
+        "schema": {
+            "fields": [
+                "report_date",
+                "utility_id_eia",
+                "utility_name_eia",
+                "plant_id_eia",
+                "plant_name_eia",
+                "state",
+                "county",
+                "generator_id",
+                "operational_status_code",
+                "technology_description",
+                "prime_mover_code",
+                "sector_name_eia",
+                "sector_id_eia",
+                "capacity_mw",
+                "summer_capacity_mw",
+                "winter_capacity_mw",
+                "current_planned_generator_operating_date",
+                "energy_source_code_1",
+                "energy_source_code_2",
+                "can_burn_multiple_fuels",
+                "can_cofire_fuels",
+                "cofire_energy_source_1",
+                "cofire_energy_source_2",
+                "cofire_energy_source_3",
+                "cofire_energy_source_4",
+                "cofire_energy_source_5",
+                "cofire_energy_source_6",
+                "can_switch_oil_gas",
+                "time_to_switch_oil_to_gas",
+                "time_to_switch_gas_to_oil",
+                "can_switch_when_operating",
+                "net_summer_capacity_natural_gas_mw",
+                "net_summer_capacity_oil_mw",
+                "net_winter_capacity_natural_gas_mw",
+                "net_winter_capacity_oil_mw",
+                "has_factors_that_limit_switching",
+                "has_storage_limits",
+                "has_air_permit_limits",
+                "has_other_factors_that_limit_switching",
+                "can_cofire_oil_and_gas",
+                "can_cofire_100_oil",
+                "max_oil_heat_input",
+                "max_oil_output_mw",
+                "can_fuel_switch",
+                "has_regulatory_limits",
+                "fuel_switch_energy_source_1",
+                "fuel_switch_energy_source_2",
+                "fuel_switch_energy_source_3",
+                "fuel_switch_energy_source_4",
+                "fuel_switch_energy_source_5",
+                "fuel_switch_energy_source_6",
+            ],
+            "primary_key": [
+                "report_date",
+                "utility_id_eia",
+                "generator_id",
+                "plant_id_eia",
+            ],
+        },
+        "field_namespace": "eia",
+        "sources": ["eia860"],
+        "etl_group": "eia860",
+    },
 }
 """EIA-860 resource attributes organized by PUDL identifier (``resource.name``).
 
diff --git a/src/pudl/metadata/resources/mcoe.py b/src/pudl/metadata/resources/mcoe.py
index 9a2340da71..e7c2cdaa80 100644
--- a/src/pudl/metadata/resources/mcoe.py
+++ b/src/pudl/metadata/resources/mcoe.py
@@ -222,7 +222,7 @@
                     "bypass_heat_recovery",
                     "carbon_capture",
                     "city",
-                    "cofire_fuels",
+                    "can_cofire_fuels",
                     "county",
                     "current_planned_generator_operating_date",
                     "data_maturity",
@@ -247,7 +247,7 @@
                     "latitude",
                     "longitude",
                     "minimum_load_mw",
-                    "multiple_fuels",
+                    "can_burn_multiple_fuels",
                     "nameplate_power_factor",
                     "net_capacity_mwdc",
                     "operating_switch",
@@ -287,7 +287,7 @@
                     "summer_capacity_mw",
                     "summer_estimated_capability_mw",
                     "supercritical_tech",
-                    "switch_oil_gas",
+                    "can_switch_oil_gas",
                     "syncronized_transmission_grid",
                     "time_cold_shutdown_full_load_code",
                     "timezone",
diff --git a/src/pudl/package_data/eia860/column_maps/generator.csv b/src/pudl/package_data/eia860/column_maps/generator.csv
index 6c50ab6e41..9c5f2118b9 100644
--- a/src/pudl/package_data/eia860/column_maps/generator.csv
+++ b/src/pudl/package_data/eia860/column_maps/generator.csv
@@ -41,7 +41,7 @@ energy_source_2_transport_1,transmode2,transmode2,transmode2,es2trans_1,es2trans
 energy_source_2_transport_2,,,,es2trans_2,es2trans_2,es2trans_2,,
 energy_source_2_transport_3,,,,es2trans_3,es2trans_3,es2trans_3,,
 turbines_num,wind,wind,wind,windturbines,windturbines,windturbines,turbines,turbines
-multiple_fuels,,,,,,multifuels,multiple_fuels,multiple_fuels
+can_burn_multiple_fuels,,,,,,multifuels,multiple_fuels,multiple_fuels
 planned_modifications,,,,,,,planned_modifications,planned_modifications
 planned_net_summer_capacity_uprate_mw,,,,,,,planned_uprates_net_summer_cap,planned_uprates_net_summer_cap
 planned_net_winter_capacity_uprate_mw,,,,,,,planned_uprates_net_winter_cap,planned_uprates_net_winter_cap
diff --git a/src/pudl/package_data/eia860/column_maps/generator_existing.csv b/src/pudl/package_data/eia860/column_maps/generator_existing.csv
index c92064de56..731505a421 100644
--- a/src/pudl/package_data/eia860/column_maps/generator_existing.csv
+++ b/src/pudl/package_data/eia860/column_maps/generator_existing.csv
@@ -22,7 +22,7 @@ energy_source_code_3,energy_source_3,energy_source_3,energy_source_3,energy_sour
 energy_source_code_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4
 energy_source_code_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5
 energy_source_code_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6
-multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
+can_burn_multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
 deliver_power_transgrid,deliver_power_transgrid,deliver_power_transgrid,deliver_power_transgrid,deliver_power_to_transmission_grid,,,,,,,,,,,
 syncronized_transmission_grid,synchronized_grid,synchronized_grid,synchronized_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid
 turbines_num,turbines,turbines,turbines,turbines,,,,,,,,,,,
@@ -65,7 +65,7 @@ time_cold_shutdown_full_load_code,,,,,time_from_cold_shutdown_to_full_load,time_
 stoker_tech,,,,,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology
 other_combustion_tech,,,,,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology
 planned_new_capacity_mw,,,,,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw,planned_new_nameplate_capacity_mw
-cofire_fuels,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
+can_cofire_fuels,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
 switch_oil_gas,,,,,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
 bypass_heat_recovery,,,,,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator,can_bypass_heat_recovery_steam_generator
 rto_iso_lmp_node_id,,,,,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation,rto_iso_lmp_node_designation
diff --git a/src/pudl/package_data/eia860/column_maps/generator_proposed.csv b/src/pudl/package_data/eia860/column_maps/generator_proposed.csv
index f20c4b9e6e..7c56f89360 100644
--- a/src/pudl/package_data/eia860/column_maps/generator_proposed.csv
+++ b/src/pudl/package_data/eia860/column_maps/generator_proposed.csv
@@ -29,7 +29,7 @@ energy_source_1_transport_3,,,,proposed_transportation_1c,proposed_transportatio
 energy_source_2_transport_1,transmode2,transmode2,transmode2,proposed_transportation_2a,proposed_transportation_2a,proposed_transportation_2a,,,,,,,,,,,,,,,,,
 energy_source_2_transport_2,,,,proposed_transportation_2b,proposed_transportation_2b,proposed_transportation_2b,,,,,,,,,,,,,,,,,
 energy_source_2_transport_3,,,,proposed_transportation_2c,proposed_transportation_2c,proposed_transportation_2c,,,,,,,,,,,,,,,,,
-multiple_fuels,,,,,,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
+can_burn_multiple_fuels,,,,,,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
 ownership_code,owner,owner,owner,owner,owner,owner,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership,ownership
 turbines_num,propwind,propwind,propwind,proposed_turbines,proposed_turbines,proposed_turbines,turbines,turbines,turbines,turbines,turbines,turbines,,,,,,,,,,,
 associated_combined_heat_power,cogen,cogen,cogen,proposed_cogenerator,proposed_cogenerator,proposed_cogenerator,cogenerator,cogenerator,cogenerator,cogenerator,cogenerator,cogenerator,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system,associated_with_combined_heat_and_power_system
@@ -59,5 +59,5 @@ turbines_inverters_hydrokinetics,,,,,,,,,,,,,turbines_inverters_or_hydrokinetic_
 stoker_tech,,,,,,,,,,,,,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology
 other_combustion_tech,,,,,,,,,,,,,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology
 switch_oil_gas,,,,,,,,,,,,,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
-cofire_fuels,,,,,,,,,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
+can_cofire_fuels,,,,,,,,,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
 previously_canceled,,,,,,,,,,,,,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled,previously_canceled
diff --git a/src/pudl/package_data/eia860/column_maps/generator_retired.csv b/src/pudl/package_data/eia860/column_maps/generator_retired.csv
index c03aac8216..076221ad48 100644
--- a/src/pudl/package_data/eia860/column_maps/generator_retired.csv
+++ b/src/pudl/package_data/eia860/column_maps/generator_retired.csv
@@ -24,7 +24,7 @@ energy_source_code_3,energy_source_3,energy_source_3,energy_source_3,energy_sour
 energy_source_code_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4,energy_source_4
 energy_source_code_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5,energy_source_5
 energy_source_code_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6,energy_source_6
-multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
+can_burn_multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
 deliver_power_transgrid,deliver_power_transgrid,deliver_power_transgrid,deliver_power_transgrid,deliver_power_to_transmission_grid,,,,,,,,,,,
 syncronized_transmission_grid,synchronized_grid,synchronized_grid,synchronized_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid,synchronized_to_transmission_grid
 turbines_num,turbines,turbines,turbines,turbines,,,,,,,,,,,
@@ -72,7 +72,7 @@ turbines_inverters_hydrokinetics,,,,,turbines_inverters_or_hydrokinetic_buoys,tu
 time_cold_shutdown_full_load_code,,,,,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load,time_from_cold_shutdown_to_full_load
 stoker_tech,,,,,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology,stoker_technology
 other_combustion_tech,,,,,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology,other_combustion_technology
-cofire_fuels,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
+can_cofire_fuels,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
 switch_oil_gas,,,,,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
 energy_storage_capacity_mwh,,,,,,,,,,,,,,,
 net_capacity_mwdc,,,,,,,,,,,,,,,
diff --git a/src/pudl/package_data/eia860/column_maps/multifuel_existing.csv b/src/pudl/package_data/eia860/column_maps/multifuel_existing.csv
index 2d7f719606..d2f1635efb 100644
--- a/src/pudl/package_data/eia860/column_maps/multifuel_existing.csv
+++ b/src/pudl/package_data/eia860/column_maps/multifuel_existing.csv
@@ -18,33 +18,32 @@ generator_operating_month,,,,,,,,,,,,,,operating_month,operating_month,operating
 generator_operating_year,,,,,,,,,,,,,,operating_year,operating_year,operating_year,operating_year,operating_year,operating_year,operating_year
 energy_source_code_1,,,,,,,,,,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1
 energy_source_code_2,,,,,,,,,,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2
-multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
-cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
+can_burn_multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
+can_cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
 cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1
 cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2
 cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3
 cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4
 cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5
 cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6
-switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
-switch_when_operating,,,,,,operating_switch,operating_switch,operating_switch,operating_switch,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating
-net_summer_capacity_with_natural_gas_mw,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw
-net_winter_capacity_with_natural_gas_mw,,,,,,,,,,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw
-net_summer_capacity_with_oil_mw,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw
-net_winter_capacity_with_oil_mw,,,,,,,,,,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw
-time_to_switch_from_gas_to_oil,,,,,,,,,,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil
-time_to_switch_from_oil_to_gas,,,,,,,,,,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas
-factors_that_limit_switching,,,,factors_that_limit,factors_that_limit,,,,,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching
-storage_limits,,,,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits
-air_permit_limits,,,,airpermit_limits,airpermit_limits,airpermit_limits,airpermit_limits,airpermit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits
-other_limits,,,,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits
-cofire_oil_and_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_and_gas,,,,,,,,,,,
-cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,,,,,,,,,,,
+can_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
+can_switch_when_operating,,,,,,operating_switch,operating_switch,operating_switch,operating_switch,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating
+net_summer_capacity_natural_gas_mw,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw
+net_winter_capacity_natural_gas_mw,,,,,,,,,,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw
+net_summer_capacity_oil_mw,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw
+net_winter_capacity_oil_mw,,,,,,,,,,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw
+time_to_switch_gas_to_oil,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil
+time_to_switch_oil_to_gas,,,,,,,,,,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas
+has_factors_that_limit_switching,,,,factors_that_limit,factors_that_limit,,,,,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching
+has_storage_limits,,,,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits
+has_air_permit_limits,,,,airpermit_limits,airpermit_limits,airpermit_limits,airpermit_limits,airpermit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits
+has_other_factors_that_limit_switching,,,,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits
+can_cofire_oil_and_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_and_gas,,,,,,,,,,,
+can_cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,,,,,,,,,,,
 max_oil_heat_input,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat_input,,,,,,,,,,,
 max_oil_output_mw,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output_mw,,,,,,,,,,,
-fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,,,,,,,,,,,
-time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,,,,,,,,,,,
-regulatory_limits,regulatory_limits,regulatory_limits,regulatory_limits,,,regulatory_limits,regulatory_limits,regulatory_limits,regulatory_limits,,,,,,,,,,,
+can_fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,,,,,,,,,,,
+has_regulatory_limits,regulatory_limits,regulatory_limits,regulatory_limits,,,regulatory_limits,regulatory_limits,regulatory_limits,regulatory_limits,,,,,,,,,,,
 fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,,,,,,,,,,,
 fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,,,,,,,,,,,
 fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,,,,,,,,,,,
diff --git a/src/pudl/package_data/eia860/column_maps/multifuel_proposed.csv b/src/pudl/package_data/eia860/column_maps/multifuel_proposed.csv
new file mode 100644
index 0000000000..69d4676856
--- /dev/null
+++ b/src/pudl/package_data/eia860/column_maps/multifuel_proposed.csv
@@ -0,0 +1,49 @@
+year_index,2004,2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021,2022,2023
+utility_id_eia,utilcode,utilcode,utilcode,utilcode,utilcode,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id,utility_id
+utility_name_eia,utilname,utilname,utilname,utilname,utilname,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name,utility_name
+plant_id_eia,plntcode,plntcode,plntcode,plntcode,plntcode,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code,plant_code
+plant_name_eia,plntname,plntname,plntname,plntname,plntname,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name,plant_name
+state,state,state,state,state,state,state,state,state,state,state,state,state,state,state,state,state,state,state,state,state
+county,,,,,,county,county,county,county,county,county,county,county,county,county,county,county,county,county,county
+generator_id,gencode,gencode,gencode,gencode,gencode,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id,generator_id
+operational_status_code,,,,,,,,status,status,status,status,status,status,status,status,status,status,status,status,status
+technology_description,,,,,,,,,,,technology,technology,technology,technology,technology,technology,technology,technology,technology,technology
+prime_mover_code,primemover,primemover,primemover,primemover,primemover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover,prime_mover
+sector_name_eia,,,,,,,,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name,sector_name
+sector_id_eia,,,,,,,,sector,sector,sector,sector,sector,sector,sector,sector,sector,sector,sector,sector,sector
+capacity_mw,,,,,,,,,,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw,nameplate_capacity_mw
+summer_capacity_mw,,,,,,,,,,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw,summer_capacity_mw
+winter_capacity_mw,,,,,,,,,,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw,winter_capacity_mw
+current_planned_generator_operating_month,,,,,,,,,,,,,,current_month,current_month,current_month,current_month,current_month,current_month,current_month
+current_planned_generator_operating_year,,,,,,,,,,,,,,current_year,current_year,current_year,current_year,current_year,current_year,current_year
+energy_source_code_1,,,,,,,,,,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1
+energy_source_code_2,,,,,,,,,,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2
+can_burn_multiple_fuels,pro_multiple_fuels,pro_multiple_fuels,pro_multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
+can_cofire_fuels,pro_cofire_fuels,pro_cofire_fuels,pro_cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
+cofire_energy_source_1,prop_cofire_energy_source_1,prop_cofire_energy_source_1,prop_cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1
+cofire_energy_source_2,prop_cofire_energy_source_2,prop_cofire_energy_source_2,prop_cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2
+cofire_energy_source_3,prop_cofire_energy_source_3,prop_cofire_energy_source_3,prop_cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3
+cofire_energy_source_4,prop_cofire_energy_source_4,prop_cofire_energy_source_4,prop_cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4
+cofire_energy_source_5,prop_cofire_energy_source_5,prop_cofire_energy_source_5,prop_cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5
+cofire_energy_source_6,prop_cofire_energy_source_6,prop_cofire_energy_source_6,prop_cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6
+can_switch_oil_gas,prop_fuel_switch_oil_gas,prop_fuel_switch_oil_gas,prop_fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
+can_switch_when_operating,,,,,,operating_switch,operating_switch,operating_switch,operating_switch,,,,,,,,,,,
+net_summer_capacity_with_natural_gas_mw,prop_net_summer_capacity_ng,prop_net_summer_capacity_ng,prop_net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_with_natural_gas_mw,,,,,,,,,,,
+net_summer_capacity_with_oil_mw,prop_net_summer_capacity_oil,prop_net_summer_capacity_oil,prop_net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_with_oil_mw,,,,,,,,,,,
+has_factors_that_limit_switching,,,,factors_that_limit,factors_that_limit,,,,,,,,,,,,,,,
+has_storage_limits,,,,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,,,,,,,,,,,
+has_air_permit_limits,,,,airpermit_limits,airpermit_limits,airpermit_limits,airpermit_limits,airpermit_limits,air_permit_limits,,,,,,,,,,,
+has_other_limits,,,,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,,,,,,,,,,,
+can_cofire_oil_and_gas,prop_cofire_oil_gas,prop_cofire_oil_gas,prop_cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_and_gas,,,,,,,,,,,
+can_cofire_100_oil,prop_cofire_100_oil,prop_cofire_100_oil,prop_cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,,,,,,,,,,,
+max_oil_heat_input,prop_max_oil_heat,prop_max_oil_heat,prop_max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat_input,,,,,,,,,,,
+max_oil_output_mw,prop_max_oil_output,prop_max_oil_output,prop_max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output,max_oil_output_mw,,,,,,,,,,,
+can_fuel_switch,prop_fuel_switch,prop_fuel_switch,prop_fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,fuel_switch,,,,,,,,,,,
+time_to_switch,prop_time_to_switch,prop_time_to_switch,prop_time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,time_to_switch,,,,,,,,,,,
+regulatory_limits,prop_regulatory_limits,prop_regulatory_limits,prop_regulatory_limits,,,regulatory_limits,regulatory_limits,regulatory_limits,regulatory_limits,,,,,,,,,,,
+fuel_switch_energy_source_1,prop_fuel_switch_es1,prop_fuel_switch_es1,prop_fuel_switch_es1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,,,,,,,,,,,
+fuel_switch_energy_source_2,prop_fuel_switch_es2,prop_fuel_switch_es2,prop_fuel_switch_es2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,fuel_switch_energy_source_2,,,,,,,,,,,
+fuel_switch_energy_source_3,prop_fuel_switch_es3,prop_fuel_switch_es3,prop_fuel_switch_es3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,fuel_switch_energy_source_3,,,,,,,,,,,
+fuel_switch_energy_source_4,prop_fuel_switch_es4,prop_fuel_switch_es4,prop_fuel_switch_es4,fuel_switch_energy_source_4,fuel_switch_energy_source_4,fuel_switch_energy_source_4,fuel_switch_energy_source_4,fuel_switch_energy_source_4,fuel_switch_energy_source_4,,,,,,,,,,,
+fuel_switch_energy_source_5,prop_fuel_switch_es5,prop_fuel_switch_es5,prop_fuel_switch_es5,fuel_switch_energy_source_5,fuel_switch_energy_source_5,fuel_switch_energy_source_5,fuel_switch_energy_source_5,fuel_switch_energy_source_5,fuel_switch_energy_source_5,,,,,,,,,,,
+fuel_switch_energy_source_6,prop_fuel_switch_es6,prop_fuel_switch_es6,prop_fuel_switch_es6,fuel_switch_energy_source_6,fuel_switch_energy_source_6,fuel_switch_energy_source_6,fuel_switch_energy_source_6,fuel_switch_energy_source_6,fuel_switch_energy_source_6,,,,,,,,,,,
diff --git a/src/pudl/package_data/eia860/column_maps/multifuel_retired.csv b/src/pudl/package_data/eia860/column_maps/multifuel_retired.csv
index 5e4304355c..24e6e4bd54 100644
--- a/src/pudl/package_data/eia860/column_maps/multifuel_retired.csv
+++ b/src/pudl/package_data/eia860/column_maps/multifuel_retired.csv
@@ -20,31 +20,31 @@ generator_retirement_month,,,,,,,,,,,,,,retirement_month,retirement_month,retire
 generator_retirement_year,,,,,,,,,,,,,,retirement_year,retirement_year,retirement_year,retirement_year,retirement_year,retirement_year,retirement_year
 energy_source_code_1,,,,,,,,,,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1,energy_source_1
 energy_source_code_2,,,,,,,,,,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2,energy_source_2
-multiple_fuels,,,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
-cofire_fuels,,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
+can_burn_multiple_fuels,,,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,,,,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels,multiple_fuels
+can_cofire_fuels,,,,,,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels,cofire_fuels
 cofire_energy_source_1,,,,,,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1,cofire_energy_source_1
 cofire_energy_source_2,,,,,,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2,cofire_energy_source_2
 cofire_energy_source_3,,,,,,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3,cofire_energy_source_3
 cofire_energy_source_4,,,,,,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4,cofire_energy_source_4
 cofire_energy_source_5,,,,,,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5,cofire_energy_source_5
 cofire_energy_source_6,,,,,,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6,cofire_energy_source_6
-switch_oil_gas,,,,,,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
-switch_when_operating,,,,,,operating_switch,operating_switch,operating_switch,operating_switch,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating
+can_switch_oil_gas,,,,,,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,fuel_switch_oil_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas,switch_between_oil_and_natural_gas
+can_switch_when_operating,,,,,,operating_switch,operating_switch,operating_switch,operating_switch,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating,switch_when_operating
 net_summer_capacity_with_natural_gas_mw,,,,,,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_ng,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw,net_summer_capacity_with_natural_gas_mw
 net_winter_capacity_with_natural_gas_mw,,,,,,,,,,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw,net_winter_capacity_with_natural_gas_mw
 net_summer_capacity_with_oil_mw,,,,,,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_oil,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw,net_summer_capacity_with_oil_mw
 net_winter_capacity_with_oil_mw,,,,,,,,,,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw,net_winter_capacity_with_oil_mw
 time_to_switch_from_gas_to_oil,,,,,,,,,,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil,time_to_switch_from_gas_to_oil
 time_to_switch_from_oil_to_gas,,,,,,,,,,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas,time_to_switch_from_oil_to_gas
-factors_that_limit_switching,,,,,,,,,,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching
-storage_limits,,,,,,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits
-air_permit_limits,,,,,,airpermit_limits,airpermit_limits,airpermit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits
-other_limits,,,,,,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits
-cofire_oil_and_gas,,,,,,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_and_gas,,,,,,,,,,,
-cofire_100_oil,,,,,,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,,,,,,,,,,,
+has_factors_that_limit_switching,,,,,,,,,,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching,factors_that_limit_switching
+has_storage_limits,,,,,,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits,storage_limits
+has_air_permit_limits,,,,,,airpermit_limits,airpermit_limits,airpermit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits,air_permit_limits
+has_other_limits,,,,,,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits,other_limits
+can_cofire_oil_and_gas,,,,,,cofire_oil_gas,cofire_oil_gas,cofire_oil_gas,cofire_oil_and_gas,,,,,,,,,,,
+can_cofire_100_oil,,,,,,cofire_100_oil,cofire_100_oil,cofire_100_oil,cofire_100_oil,,,,,,,,,,,
 max_oil_heat_input,,,,,,max_oil_heat,max_oil_heat,max_oil_heat,max_oil_heat_input,,,,,,,,,,,
 max_oil_output_mw,,,,,,max_oil_output,max_oil_output,max_oil_output,max_oil_output_mw,,,,,,,,,,,
-fuel_switch,,,,,,fuel_switch,fuel_switch,fuel_switch,fuel_switch,,,,,,,,,,,
+can_fuel_switch,,,,,,fuel_switch,fuel_switch,fuel_switch,fuel_switch,,,,,,,,,,,
 time_to_switch,,,,,,time_to_switch,time_to_switch,time_to_switch,time_to_switch,,,,,,,,,,,
 regulatory_limits,,,,,,regulatory_limits,regulatory_limits,regulatory_limits,regulatory_limits,,,,,,,,,,,
 fuel_switch_energy_source_1,,,,,,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,fuel_switch_energy_source_1,,,,,,,,,,,
diff --git a/src/pudl/transform/eia.py b/src/pudl/transform/eia.py
index 4acbe38209..266a8afac1 100644
--- a/src/pudl/transform/eia.py
+++ b/src/pudl/transform/eia.py
@@ -1244,6 +1244,7 @@ def harvested_entity_asset_factory(
         "_core_eia860__generators_energy_storage",
         "_core_eia860__generators_wind",
         "_core_eia860__generators_solar",
+        "_core_eia860__generators_multifuel",
         "_core_eia860__ownership",
         "_core_eia860__plants",
         "_core_eia860__utilities",
@@ -1346,5 +1347,6 @@ def finished_eia_asset(**kwargs) -> pd.DataFrame:
         "core_eia860__scd_generators_wind": "_core_eia860__generators_wind",
         "core_eia860__scd_generators_solar": "_core_eia860__generators_solar",
         "core_eia860__scd_generators_energy_storage": "_core_eia860__generators_energy_storage",
+        "core_eia860__scd_generators_multifuel": "_core_eia860__generators_multifuel",
     }.items()
 ]
diff --git a/src/pudl/transform/eia860.py b/src/pudl/transform/eia860.py
index f8a27e2bf4..9e64bcee6e 100644
--- a/src/pudl/transform/eia860.py
+++ b/src/pudl/transform/eia860.py
@@ -246,7 +246,7 @@ def _core_eia860__generators(
     }
     boolean_columns_to_fix = [
         "duct_burners",
-        "multiple_fuels",
+        "can_burn_multiple_fuels",
         "deliver_power_transgrid",
         "syncronized_transmission_grid",
         "solid_fuel_gasification",
@@ -258,8 +258,8 @@ def _core_eia860__generators(
         "carbon_capture",
         "stoker_tech",
         "other_combustion_tech",
-        "cofire_fuels",
-        "switch_oil_gas",
+        "can_cofire_fuels",
+        "can_switch_oil_gas",
         "bypass_heat_recovery",
         "associated_combined_heat_power",
         "planned_modifications",
@@ -468,6 +468,86 @@ def _core_eia860__generators_wind(
     return wind_df
 
 
+@asset
+def _core_eia860__generators_multifuel(
+    raw_eia860__multifuel_existing: pd.DataFrame,
+    raw_eia860__multifuel_proposed: pd.DataFrame,
+    raw_eia860__multifuel_retired: pd.DataFrame,
+) -> pd.DataFrame:
+    """Transform the multifuel generators table."""
+    multifuel_ex = raw_eia860__multifuel_existing
+    multifuel_pr = raw_eia860__multifuel_proposed
+    multifuel_re = raw_eia860__multifuel_retired
+
+    boolean_columns_to_fix = [
+        "has_air_permit_limits",
+        "can_cofire_100_oil",
+        "can_cofire_fuels",
+        "has_factors_that_limit_switching",
+        "can_burn_multiple_fuels",
+        "has_other_factors_that_limit_switching",
+        "has_storage_limits",
+        "can_switch_oil_gas",
+        "can_switch_when_operating",
+    ]
+
+    # A subset of the columns have zero values, where NA is appropriate:
+    nulls_replace_cols = {
+        col: {" ": np.nan, 0: np.nan}
+        for col in [
+            "winter_capacity_mw",
+            "summer_capacity_mw",
+        ]
+    }
+
+    multifuel_df = (
+        pd.concat([multifuel_ex, multifuel_pr, multifuel_re], sort=True)
+        .dropna(subset=["generator_id", "plant_id_eia"])
+        .pipe(pudl.helpers.fix_eia_na)
+        .pipe(
+            pudl.helpers.fix_boolean_columns,
+            boolean_columns_to_fix=boolean_columns_to_fix,
+        )
+        .replace(to_replace=nulls_replace_cols)
+        .pipe(pudl.helpers.month_year_to_date)
+        .pipe(pudl.helpers.convert_to_date)
+        .pipe(PUDL_PACKAGE.encode)
+    )
+
+    multifuel_df["fuel_type_code_pudl"] = (
+        multifuel_df.energy_source_code_1.str.upper().map(
+            pudl.helpers.label_map(
+                CODE_METADATA["core_eia__codes_energy_sources"]["df"],
+                from_col="code",
+                to_col="fuel_type_code_pudl",
+                null_value=pd.NA,
+            )
+        )
+    )
+
+    multifuel_df["operational_status"] = (
+        multifuel_df.operational_status_code.str.upper().map(
+            pudl.helpers.label_map(
+                CODE_METADATA["core_eia__codes_operational_status"]["df"],
+                from_col="code",
+                to_col="operational_status",
+                null_value=pd.NA,
+            )
+        )
+    )
+
+    # There are some pesky duplicate rows from the plant_id 56032 gen_id 1
+    # The rows are almost identical, so this gets rid of the duplicates.
+    # It only drops known duplicates from 56032 so we can spot any other
+    # irregularities in the future.
+    dupe_pk_rows_to_drop = multifuel_df[
+        multifuel_df[["report_date", "plant_id_eia", "generator_id"]].duplicated()
+        & (multifuel_df["plant_id_eia"] == 56032)
+    ]
+    multifuel_df = multifuel_df.drop(dupe_pk_rows_to_drop.index)
+    return multifuel_df
+
+
 @asset
 def _core_eia860__plants(raw_eia860__plant: pd.DataFrame) -> pd.DataFrame:
     """Pull and transform the plants table.