diff --git a/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java b/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java
index 49ab902..0abf12e 100644
--- a/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java
+++ b/src/main/java/kr/re/etri/autoflow/controllers/DataGroupController.java
@@ -5,6 +5,7 @@ import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.enums.ParameterIn;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import kr.re.etri.autoflow.entity.DataGroupEntity;
+import kr.re.etri.autoflow.payload.request.ProjectBaseAndRefTypeRequest;
 import kr.re.etri.autoflow.payload.request.ProjectBaseSearchRequest;
 import kr.re.etri.autoflow.payload.request.ProjectRequest;
 import kr.re.etri.autoflow.service.DataGroupService;
@@ -45,7 +46,7 @@ public class DataGroupController {
     @Operation(summary = "검색 및 페이지네이션 데이터 그룹 목록 조회")
     @GetMapping("/search")
     public ResponseEntity<Page<DataGroupEntity>> searchProjects(
-            @ParameterObject @ModelAttribute ProjectBaseSearchRequest request) {
+            @ParameterObject @ModelAttribute ProjectBaseAndRefTypeRequest request) {
         Page<DataGroupEntity> page = dataGroupService.search(request);
         return ResponseEntity.ok(page);
     }
diff --git a/src/main/java/kr/re/etri/autoflow/entity/DataGroupEntity.java b/src/main/java/kr/re/etri/autoflow/entity/DataGroupEntity.java
index 5c515c4..c43fb8a 100644
--- a/src/main/java/kr/re/etri/autoflow/entity/DataGroupEntity.java
+++ b/src/main/java/kr/re/etri/autoflow/entity/DataGroupEntity.java
@@ -30,10 +30,10 @@ public class DataGroupEntity {
     @Comment("ID")
     private Long id;
 
-//    @Schema(description = "첨부파일 종류 (DATASET / SCRIPT)", example = "DATASET")
-//    @Comment("첨부파일 종류")
-//    @Column(nullable = false, length = 50)
-//    private String refType;  // 구분자 (예: WORKFLOW_STEP,DATASET, TRAINING_SCRIPT)
+    @Schema(description = "첨부파일 종류 (DATASET / SCRIPT)", example = "DATASET")
+    @Comment("첨부파일 종류")
+    @Column(nullable = false, length = 50)
+    private String refType;  // 구분자 (예: WORKFLOW_STEP,DATASET, TRAINING_SCRIPT)
 
     @Schema(description = "데이터셋 이름", example = "배터리 상태 데이터 셋")
     @Comment("데이터셋 이름")
diff --git a/src/main/java/kr/re/etri/autoflow/payload/request/ProjectBaseAndRefTypeRequest.java b/src/main/java/kr/re/etri/autoflow/payload/request/ProjectBaseAndRefTypeRequest.java
new file mode 100644
index 0000000..e7b949d
--- /dev/null
+++ b/src/main/java/kr/re/etri/autoflow/payload/request/ProjectBaseAndRefTypeRequest.java
@@ -0,0 +1,16 @@
+package kr.re.etri.autoflow.payload.request;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class ProjectBaseAndRefTypeRequest extends BaseSearchRequest {
+    @Schema(description = "프로젝트 ID", example = "1")
+    private Long projectId;
+
+    @Schema(description = "첨부파일 종류", example = "TRAINING_SCRIPT")
+    private String refType;  // 구분자 (예: WORKFLOW_STEP,DATASET, TRAINING_SCRIPT)
+}
+
diff --git a/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java b/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java
index c99af65..d440698 100644
--- a/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java
+++ b/src/main/java/kr/re/etri/autoflow/service/DataGroupService.java
@@ -4,6 +4,7 @@ import io.minio.MinioClient;
 import io.minio.RemoveObjectArgs;
 import kr.re.etri.autoflow.entity.DataGroupEntity;
 import kr.re.etri.autoflow.entity.MinioAttachmentEntity;
+import kr.re.etri.autoflow.payload.request.ProjectBaseAndRefTypeRequest;
 import kr.re.etri.autoflow.payload.request.ProjectBaseSearchRequest;
 import kr.re.etri.autoflow.payload.request.ProjectRequest;
 import kr.re.etri.autoflow.repository.DataGroupRepository;
@@ -55,7 +56,7 @@ public class DataGroupService {
     @Value("${minio.bucket}")
     private String bucketName;
 
-    public Page<DataGroupEntity> search(ProjectBaseSearchRequest request) {
+    public Page<DataGroupEntity> search(ProjectBaseAndRefTypeRequest request) {
         int pageIndex = request.getPage() > 0 ? request.getPage() - 1 : 0;
 
         Pageable pageable = PageRequest.of(
@@ -80,6 +81,12 @@ public class DataGroupService {
             );
         }
 
+        if (request.getRefType() != null) {
+            spec = spec.and((root, query, cb) ->
+                    cb.equal(root.get("refType"), request.getRefType())
+            );
+        }
+
         return dataGroupRepository.findAll(spec, pageable);
     }