diff --git a/src/main/java/com/gdschongik/gdsc/domain/membership/application/MembershipService.java b/src/main/java/com/gdschongik/gdsc/domain/membership/application/MembershipService.java
index 717fef1bf..e013616f4 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/membership/application/MembershipService.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/membership/application/MembershipService.java
@@ -69,10 +69,10 @@ public void submitMembership(Long recruitmentRoundId) {
                 .findById(recruitmentRoundId)
                 .orElseThrow(() -> new CustomException(RECRUITMENT_ROUND_NOT_FOUND));
 
-        boolean isMembershipAlreadySubmitted =
-                membershipRepository.existsByMemberAndRecruitment(currentMember, recruitmentRound.getRecruitment());
+        boolean isMembershipDuplicate = membershipRepository.existsByMemberAndRecruitmentWithSatisfiedRequirements(
+                currentMember, recruitmentRound.getRecruitment());
 
-        membershipValidator.validateMembershipSubmit(currentMember, recruitmentRound, isMembershipAlreadySubmitted);
+        membershipValidator.validateMembershipSubmit(currentMember, recruitmentRound, isMembershipDuplicate);
 
         Membership membership = Membership.createMembership(currentMember, recruitmentRound);
         membershipRepository.save(membership);
diff --git a/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepository.java b/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepository.java
index c1eea6740..29e62e480 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepository.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepository.java
@@ -5,5 +5,5 @@
 
 public interface MembershipCustomRepository {
 
-    boolean existsByMemberAndRecruitment(Member member, Recruitment recruitment);
+    boolean existsByMemberAndRecruitmentWithSatisfiedRequirements(Member member, Recruitment recruitment);
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepositoryImpl.java b/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepositoryImpl.java
index 9ccce0a56..70f03d09d 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepositoryImpl.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/membership/dao/MembershipCustomRepositoryImpl.java
@@ -2,9 +2,11 @@
 
 import static com.gdschongik.gdsc.domain.membership.domain.QMembership.*;
 
+import com.gdschongik.gdsc.domain.common.model.RequirementStatus;
 import com.gdschongik.gdsc.domain.member.domain.Member;
 import com.gdschongik.gdsc.domain.recruitment.domain.Recruitment;
 import com.querydsl.core.types.dsl.BooleanExpression;
+import com.querydsl.core.types.dsl.EnumPath;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import lombok.RequiredArgsConstructor;
 
@@ -14,11 +16,14 @@ public class MembershipCustomRepositoryImpl implements MembershipCustomRepositor
     private final JPAQueryFactory queryFactory;
 
     @Override
-    public boolean existsByMemberAndRecruitment(Member member, Recruitment recruitment) {
+    public boolean existsByMemberAndRecruitmentWithSatisfiedRequirements(Member member, Recruitment recruitment) {
         Integer fetchOne = queryFactory
                 .selectOne()
                 .from(membership)
-                .where(eqMember(member), eqRecruitment(recruitment))
+                .where(
+                        eqMember(member),
+                        eqRecruitment(recruitment),
+                        eqRequirementStatus(membership.regularRequirement.paymentStatus, RequirementStatus.SATISFIED))
                 .fetchFirst();
 
         return fetchOne != null;
@@ -31,4 +36,9 @@ private BooleanExpression eqMember(Member member) {
     private BooleanExpression eqRecruitment(Recruitment recruitment) {
         return recruitment != null ? membership.recruitmentRound.recruitment.eq(recruitment) : null;
     }
+
+    private BooleanExpression eqRequirementStatus(
+            EnumPath<RequirementStatus> requirement, RequirementStatus requirementStatus) {
+        return requirementStatus != null ? requirement.eq(requirementStatus) : null;
+    }
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/membership/domain/MembershipValidator.java b/src/main/java/com/gdschongik/gdsc/domain/membership/domain/MembershipValidator.java
index 4d0114f73..126db4b79 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/membership/domain/MembershipValidator.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/membership/domain/MembershipValidator.java
@@ -13,15 +13,15 @@
 public class MembershipValidator {
 
     public void validateMembershipSubmit(
-            Member currentMember, RecruitmentRound recruitmentRound, boolean isMembershipAlreadySubmitted) {
+            Member currentMember, RecruitmentRound recruitmentRound, boolean isMembershipDuplicate) {
         // 준회원인지 검증
         // TODO: 어드민인 경우 리쿠르팅 지원 및 결제에 대한 정책 검토 필요. 현재는 불가능하도록 설정
         if (!currentMember.isAssociate()) {
             throw new CustomException(MEMBERSHIP_NOT_APPLICABLE);
         }
 
-        // 이미 접수한 멤버십이 있는지 검증
-        if (isMembershipAlreadySubmitted) {
+        // 이미 멤버십이 있는지 검증
+        if (isMembershipDuplicate) {
             throw new CustomException(MEMBERSHIP_ALREADY_SUBMITTED);
         }
 
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/api/MentorStudyDetailController.java b/src/main/java/com/gdschongik/gdsc/domain/study/api/MentorStudyDetailController.java
index a2c5dfafd..67917a2bd 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/api/MentorStudyDetailController.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/api/MentorStudyDetailController.java
@@ -30,18 +30,18 @@ public class MentorStudyDetailController {
 
     @Operation(summary = "스터디 과제 수정", description = "멘토만 과제를 수정할 수 있습니다.")
     @PatchMapping("/{studyDetailId}/assignments")
-    public ResponseEntity<Void> updateStudyAssignment(
+    public ResponseEntity<AssignmentResponse> updateStudyAssignment(
             @PathVariable Long studyDetailId, @Valid @RequestBody AssignmentCreateUpdateRequest request) {
-        mentorStudyDetailService.updateStudyAssignment(studyDetailId, request);
-        return ResponseEntity.ok().build();
+        AssignmentResponse response = mentorStudyDetailService.updateStudyAssignment(studyDetailId, request);
+        return ResponseEntity.ok().body(response);
     }
 
     @Operation(summary = "스터디 과제 개설", description = "멘토만 과제를 개설할 수 있습니다.")
     @PutMapping("/{studyDetailId}/assignments")
-    public ResponseEntity<Void> publishStudyAssignment(
+    public ResponseEntity<AssignmentResponse> publishStudyAssignment(
             @PathVariable Long studyDetailId, @Valid @RequestBody AssignmentCreateUpdateRequest request) {
-        mentorStudyDetailService.publishStudyAssignment(studyDetailId, request);
-        return ResponseEntity.ok().build();
+        AssignmentResponse response = mentorStudyDetailService.publishStudyAssignment(studyDetailId, request);
+        return ResponseEntity.ok().body(response);
     }
 
     @Operation(summary = "스터디 주차별 과제 목록 조회", description = "주차별 스터디 과제 목록을 조회합니다.")
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/application/MentorStudyDetailService.java b/src/main/java/com/gdschongik/gdsc/domain/study/application/MentorStudyDetailService.java
index bb34eb745..8d60df0ca 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/application/MentorStudyDetailService.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/application/MentorStudyDetailService.java
@@ -58,7 +58,7 @@ public void cancelStudyAssignment(Long studyDetailId) {
     }
 
     @Transactional
-    public void publishStudyAssignment(Long studyDetailId, AssignmentCreateUpdateRequest request) {
+    public AssignmentResponse publishStudyAssignment(Long studyDetailId, AssignmentCreateUpdateRequest request) {
         Member currentMember = memberUtil.getCurrentMember();
         StudyDetail studyDetail = studyDetailRepository
                 .findById(studyDetailId)
@@ -67,13 +67,15 @@ public void publishStudyAssignment(Long studyDetailId, AssignmentCreateUpdateReq
         studyDetailValidator.validatePublishStudyAssignment(currentMember, studyDetail, request);
 
         studyDetail.publishAssignment(request.title(), request.deadLine(), request.descriptionNotionLink());
-        studyDetailRepository.save(studyDetail);
+        StudyDetail savedStudyDetail = studyDetailRepository.save(studyDetail);
 
         log.info("[MentorStudyDetailService] 과제 개설 완료: studyDetailId={}", studyDetailId);
+
+        return AssignmentResponse.from(savedStudyDetail);
     }
 
     @Transactional
-    public void updateStudyAssignment(Long studyDetailId, AssignmentCreateUpdateRequest request) {
+    public AssignmentResponse updateStudyAssignment(Long studyDetailId, AssignmentCreateUpdateRequest request) {
         Member currentMember = memberUtil.getCurrentMember();
         StudyDetail studyDetail = studyDetailRepository
                 .findById(studyDetailId)
@@ -82,9 +84,11 @@ public void updateStudyAssignment(Long studyDetailId, AssignmentCreateUpdateRequ
         studyDetailValidator.validateUpdateStudyAssignment(currentMember, studyDetail, request);
 
         studyDetail.updateAssignment(request.title(), request.deadLine(), request.descriptionNotionLink());
-        studyDetailRepository.save(studyDetail);
+        StudyDetail savedStudyDetail = studyDetailRepository.save(studyDetail);
 
         log.info("[MentorStudyDetailService] 과제 수정 완료: studyDetailId={}", studyDetailId);
+
+        return AssignmentResponse.from(savedStudyDetail);
     }
 
     @Transactional(readOnly = true)
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/application/StudentStudyService.java b/src/main/java/com/gdschongik/gdsc/domain/study/application/StudentStudyService.java
index da90b4240..1daeb72b0 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/application/StudentStudyService.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/application/StudentStudyService.java
@@ -17,7 +17,6 @@
 import com.gdschongik.gdsc.global.exception.CustomException;
 import com.gdschongik.gdsc.global.util.MemberUtil;
 import java.time.LocalDate;
-import java.time.LocalDateTime;
 import java.util.List;
 import java.util.Optional;
 import lombok.RequiredArgsConstructor;
@@ -43,8 +42,8 @@ public StudyApplicableResponse getAllApplicableStudies() {
         Member currentMember = memberUtil.getCurrentMember();
         List<StudyHistory> studyHistories = studyHistoryRepository.findAllByStudent(currentMember);
         Optional<Study> appliedStudy = studyHistories.stream()
+                .filter(StudyHistory::isWithinApplicationAndCourse)
                 .map(StudyHistory::getStudy)
-                .filter(Study::isStudyOngoing)
                 .findFirst();
         List<StudyResponse> studyResponses = studyRepository.findAll().stream()
                 .filter(Study::isApplicable)
@@ -107,8 +106,7 @@ public void attend(Long studyDetailId, StudyAttendCreateRequest request) {
     public StudentMyCurrentStudyResponse getMyCurrentStudy() {
         Member currentMember = memberUtil.getCurrentMember();
         StudyHistory studyHistory = studyHistoryRepository.findAllByStudent(currentMember).stream()
-                .filter(s -> s.getStudy().getApplicationPeriod().getStartDate().isBefore(LocalDateTime.now())
-                        && s.getStudy().getPeriod().getEndDate().isAfter(LocalDateTime.now()))
+                .filter(StudyHistory::isWithinApplicationAndCourse)
                 .findFirst()
                 .orElse(null);
         return StudentMyCurrentStudyResponse.from(studyHistory);
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/domain/Study.java b/src/main/java/com/gdschongik/gdsc/domain/study/domain/Study.java
index 0e3cf1185..04856c315 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/domain/Study.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/domain/Study.java
@@ -175,8 +175,10 @@ public boolean isApplicable() {
         return applicationPeriod.isOpen();
     }
 
-    public boolean isStudyOngoing() {
-        return period.isOpen();
+    public boolean isWithinApplicationAndCourse() {
+        LocalDateTime now = LocalDateTime.now();
+        return applicationPeriod.getStartDate().isBefore(now)
+                && period.getEndDate().isAfter(now);
     }
 
     public LocalDate getStartDate() {
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistory.java b/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistory.java
index 52f2fa3f4..e8cd313d8 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistory.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistory.java
@@ -56,7 +56,7 @@ public void updateRepositoryLink(String repositoryLink) {
     }
 
     // 데이터 전달 로직
-    public boolean isStudyOngoing() {
-        return study.isStudyOngoing();
+    public boolean isWithinApplicationAndCourse() {
+        return study.isWithinApplicationAndCourse();
     }
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistoryValidator.java b/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistoryValidator.java
index 2e2d19d82..2376df7b4 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistoryValidator.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyHistoryValidator.java
@@ -24,10 +24,10 @@ public void validateApplyStudy(Study study, List<StudyHistory> currentMemberStud
         }
 
         // 이미 듣고 있는 스터디가 있는 경우
-        // todo: StudyHistory가 아닌 Study의 isOngoning 호출하도록 수정
-        boolean isInOngoingStudy = currentMemberStudyHistories.stream().anyMatch(StudyHistory::isStudyOngoing);
+        boolean hasAppliedStudy =
+                currentMemberStudyHistories.stream().anyMatch(StudyHistory::isWithinApplicationAndCourse);
 
-        if (isInOngoingStudy) {
+        if (hasAppliedStudy) {
             throw new CustomException(STUDY_HISTORY_ONGOING_ALREADY_EXISTS);
         }
     }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyType.java b/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyType.java
index 093c0f7cb..9b9ce52b0 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyType.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/domain/StudyType.java
@@ -7,8 +7,8 @@
 @AllArgsConstructor
 public enum StudyType {
     ASSIGNMENT("과제 스터디"),
-    ONLINE("온라인 커리큘럼"),
-    OFFLINE("오프라인 커리큘럼");
+    ONLINE("온라인 스터디"),
+    OFFLINE("오프라인 스터디");
 
     private final String value;
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentHistoryStatusResponse.java b/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentHistoryStatusResponse.java
index 3209dc8cc..6ec0c5feb 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentHistoryStatusResponse.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentHistoryStatusResponse.java
@@ -1,7 +1,5 @@
 package com.gdschongik.gdsc.domain.study.dto.response;
 
-import static com.gdschongik.gdsc.domain.study.domain.SubmissionFailureType.NOT_SUBMITTED;
-
 import com.gdschongik.gdsc.domain.study.domain.*;
 import com.gdschongik.gdsc.domain.study.domain.vo.Assignment;
 import io.swagger.v3.oas.annotations.media.Schema;
@@ -34,7 +32,7 @@ public static AssignmentHistoryStatusResponse of(StudyDetail studyDetail, Assign
                     studyDetail.getAssignment().getDescriptionLink(),
                     studyDetail.getAssignment().getDeadline(),
                     null,
-                    NOT_SUBMITTED,
+                    null,
                     null);
         }
 
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentResponse.java b/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentResponse.java
index 3f0656984..1a020d83f 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentResponse.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentResponse.java
@@ -8,6 +8,7 @@
 
 public record AssignmentResponse(
         Long studyDetailId,
+        @Schema(description = "스터디 이름") String studyTitle,
         @Schema(description = "과제 제목") String title,
         @Schema(description = "마감 기한") LocalDateTime deadline,
         @Schema(description = "주차") Long week,
@@ -17,6 +18,7 @@ public static AssignmentResponse from(StudyDetail studyDetail) {
         Assignment assignment = studyDetail.getAssignment();
         return new AssignmentResponse(
                 studyDetail.getId(),
+                studyDetail.getStudy().getTitle(),
                 assignment.getTitle(),
                 assignment.getDeadline(),
                 studyDetail.getWeek(),
diff --git a/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentSubmittableDto.java b/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentSubmittableDto.java
index 5935778c8..037665c40 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentSubmittableDto.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/study/dto/response/AssignmentSubmittableDto.java
@@ -28,7 +28,7 @@ public static AssignmentSubmittableDto of(StudyDetail studyDetail, AssignmentHis
         }
 
         if (assignmentHistory == null) {
-            return notSubmittedAssignment(studyDetail, assignment);
+            return beforeAssignmentSubmit(studyDetail, assignment);
         }
 
         return new AssignmentSubmittableDto(
@@ -48,16 +48,16 @@ private static AssignmentSubmittableDto cancelledAssignment(StudyDetail studyDet
                 studyDetail.getId(), assignment.getStatus(), studyDetail.getWeek(), null, null, null, null, null, null);
     }
 
-    private static AssignmentSubmittableDto notSubmittedAssignment(StudyDetail studyDetail, Assignment assignment) {
+    private static AssignmentSubmittableDto beforeAssignmentSubmit(StudyDetail studyDetail, Assignment assignment) {
         return new AssignmentSubmittableDto(
                 studyDetail.getId(),
                 assignment.getStatus(),
                 studyDetail.getWeek(),
                 assignment.getTitle(),
-                AssignmentSubmissionStatus.FAILURE,
+                null,
                 assignment.getDescriptionLink(),
                 assignment.getDeadline(),
                 null,
-                SubmissionFailureType.NOT_SUBMITTED);
+                null);
     }
 }
diff --git a/src/test/java/com/gdschongik/gdsc/domain/membership/application/MembershipServiceTest.java b/src/test/java/com/gdschongik/gdsc/domain/membership/application/MembershipServiceTest.java
index 5a16a404e..de3092c77 100644
--- a/src/test/java/com/gdschongik/gdsc/domain/membership/application/MembershipServiceTest.java
+++ b/src/test/java/com/gdschongik/gdsc/domain/membership/application/MembershipServiceTest.java
@@ -37,6 +37,8 @@ class 멤버십_가입신청시 {
                     .isInstanceOf(CustomException.class)
                     .hasMessage(RECRUITMENT_ROUND_NOT_FOUND.getMessage());
         }
+
+        // todo: 1차 모집시 멤버십 생성 후 실제 가입은 하지 않고 2차 모집 시 가입하려고 하는 케이스 추가
     }
 
     @Test