diff --git a/src/main/java/com/vmis/interfaceapp/controller/VehicleInterfaceController.java b/src/main/java/com/vmis/interfaceapp/controller/VehicleInterfaceController.java
index cddb72a..371d89f 100644
--- a/src/main/java/com/vmis/interfaceapp/controller/VehicleInterfaceController.java
+++ b/src/main/java/com/vmis/interfaceapp/controller/VehicleInterfaceController.java
@@ -4,6 +4,7 @@ import com.vmis.interfaceapp.model.basic.NewBasicRequest;
 import com.vmis.interfaceapp.model.basic.NewBasicResponse;
 import com.vmis.interfaceapp.model.basic.OldBasicRequest;
 import com.vmis.interfaceapp.model.basic.OldBasicResponse;
+import com.vmis.interfaceapp.model.common.ApiResponse;
 import com.vmis.interfaceapp.model.common.Envelope;
 import com.vmis.interfaceapp.model.ledger.NewLedgerRequest;
 import com.vmis.interfaceapp.model.ledger.NewLedgerResponse;
@@ -54,7 +55,7 @@ public class VehicleInterfaceController {
                     )
             )
     )
-    public ResponseEntity<Envelope<OldBasicResponse>> oldBasic(
+    public ResponseEntity<ApiResponse<OldBasicRequest, OldBasicResponse>> oldBasic(
             @Valid @org.springframework.web.bind.annotation.RequestBody Envelope<OldBasicRequest> envelope
     ) {
         // 서비스에서 요청 보강/로깅/호출을 모두 오케스트레이션
@@ -83,7 +84,7 @@ public class VehicleInterfaceController {
                         )
                 )
         )
-        public ResponseEntity<Envelope<NewBasicResponse>> newBasic(
+        public ResponseEntity<ApiResponse<NewBasicRequest, NewBasicResponse>> newBasic(
                 @Valid @org.springframework.web.bind.annotation.RequestBody Envelope<NewBasicRequest> envelope
         ) {
             // 서비스에서 요청 보강/로깅/호출을 모두 오케스트레이션
@@ -117,7 +118,7 @@ public class VehicleInterfaceController {
                     )
             )
     )
-    public ResponseEntity<Envelope<NewLedgerResponse>> newLedger(
+    public ResponseEntity<ApiResponse<NewLedgerRequest, NewLedgerResponse>> newLedger(
             @org.springframework.web.bind.annotation.RequestBody Envelope<NewLedgerRequest> envelope
     ) {
         // 서비스에서 요청 보강/호출을 오케스트레이션
diff --git a/src/main/java/com/vmis/interfaceapp/model/common/ApiResponse.java b/src/main/java/com/vmis/interfaceapp/model/common/ApiResponse.java
new file mode 100644
index 0000000..3819a55
--- /dev/null
+++ b/src/main/java/com/vmis/interfaceapp/model/common/ApiResponse.java
@@ -0,0 +1,39 @@
+package com.vmis.interfaceapp.model.common;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Getter;
+import lombok.Setter;
+
+/**
+ * API 응답 래퍼: 요청 정보와 응답 정보를 함께 반환
+ *
+ * <pre>
+ * {
+ *   "request": { "data": [...] },
+ *   "response": { "data": [...] }
+ * }
+ * </pre>
+ */
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@Getter
+@Setter
+public class ApiResponse<REQ, RES> {
+
+    @JsonProperty("request")
+    private Envelope<REQ> request;
+
+    @JsonProperty("response")
+    private Envelope<RES> response;
+
+    public ApiResponse() {}
+
+    public ApiResponse(Envelope<REQ> request, Envelope<RES> response) {
+        this.request = request;
+        this.response = response;
+    }
+
+    public static <REQ, RES> ApiResponse<REQ, RES> of(Envelope<REQ> request, Envelope<RES> response) {
+        return new ApiResponse<>(request, response);
+    }
+}
diff --git a/src/main/java/com/vmis/interfaceapp/service/VehicleInterfaceService.java b/src/main/java/com/vmis/interfaceapp/service/VehicleInterfaceService.java
index fd8a069..007cc02 100644
--- a/src/main/java/com/vmis/interfaceapp/service/VehicleInterfaceService.java
+++ b/src/main/java/com/vmis/interfaceapp/service/VehicleInterfaceService.java
@@ -5,6 +5,7 @@ import com.vmis.interfaceapp.model.basic.NewBasicRequest;
 import com.vmis.interfaceapp.model.basic.NewBasicResponse;
 import com.vmis.interfaceapp.model.basic.OldBasicRequest;
 import com.vmis.interfaceapp.model.basic.OldBasicResponse;
+import com.vmis.interfaceapp.model.common.ApiResponse;
 import com.vmis.interfaceapp.model.common.Envelope;
 import com.vmis.interfaceapp.model.common.RequestEnricher;
 import com.vmis.interfaceapp.model.ledger.NewLedgerRequest;
@@ -26,30 +27,34 @@ public class VehicleInterfaceService {
     private final GovernmentApi governmentApi;
     private final RequestEnricher enricher;
 
-    public ResponseEntity<Envelope<OldBasicResponse>> oldBasic(Envelope<OldBasicRequest> envelope) {
+    public ResponseEntity<ApiResponse<OldBasicRequest, OldBasicResponse>> oldBasic(Envelope<OldBasicRequest> envelope) {
         // 1) 요청 보강
         enricher.enrichOldBasic(envelope);
         // 2) 외부 API 호출
         ResponseEntity<Envelope<OldBasicResponse>> response = governmentApi.callOldBasic(envelope);
-        return response;
+        // 3) 요청/응답 함께 반환
+        ApiResponse<OldBasicRequest, OldBasicResponse> apiResponse = ApiResponse.of(envelope, response.getBody());
+        return ResponseEntity.status(response.getStatusCode()).body(apiResponse);
     }
 
-    public ResponseEntity<Envelope<NewBasicResponse>> newBasic(Envelope<NewBasicRequest> envelope) {
+    public ResponseEntity<ApiResponse<NewBasicRequest, NewBasicResponse>> newBasic(Envelope<NewBasicRequest> envelope) {
         // 1) 요청 보강
         enricher.enrichNewBasic(envelope);
         // 2) 외부 API 호출
         ResponseEntity<Envelope<NewBasicResponse>> response = governmentApi.callNewBasic(envelope);
-        return response;
+        // 3) 요청/응답 함께 반환
+        ApiResponse<NewBasicRequest, NewBasicResponse> apiResponse = ApiResponse.of(envelope, response.getBody());
+        return ResponseEntity.status(response.getStatusCode()).body(apiResponse);
     }
 
 
-    public ResponseEntity<Envelope<NewLedgerResponse>> newLedger(Envelope<NewLedgerRequest> envelope) {
+    public ResponseEntity<ApiResponse<NewLedgerRequest, NewLedgerResponse>> newLedger(Envelope<NewLedgerRequest> envelope) {
         // 1) 요청 보강
         enricher.enrichNewLedger(envelope);
-
         // 2) 외부 API 호출
         ResponseEntity<Envelope<NewLedgerResponse>> response = governmentApi.callNewLedger(envelope);
-
-        return response;
+        // 3) 요청/응답 함께 반환
+        ApiResponse<NewLedgerRequest, NewLedgerResponse> apiResponse = ApiResponse.of(envelope, response.getBody());
+        return ResponseEntity.status(response.getStatusCode()).body(apiResponse);
     }
 }