diff --git a/src/main/java/go/kr/project/carInspectionPenalty/registrationOm/service/impl/om_checker/ProductUseOmChecker.java b/src/main/java/go/kr/project/carInspectionPenalty/registrationOm/service/impl/om_checker/ProductUseOmChecker.java
index 2eb52db..d09ff64 100644
--- a/src/main/java/go/kr/project/carInspectionPenalty/registrationOm/service/impl/om_checker/ProductUseOmChecker.java
+++ b/src/main/java/go/kr/project/carInspectionPenalty/registrationOm/service/impl/om_checker/ProductUseOmChecker.java
@@ -100,6 +100,11 @@ public class ProductUseOmChecker extends AbstractComparisonOmChecker {
 
             log.info("[상품용-미필] Step 2 결과 - 차량번호: {}, 성명: {}, 주민번호: {}, 법정동코드: {}",
                     currentVhclno, currentOwnerName, currentIdecno, currentLegalDongCode);
+            
+            if (currentOwnerName == null || !currentIdecno.equals(step1RprsvOwnrIdecno)) {
+                log.debug("[상품용-미필] 소유자명 불일치 - Step1 소유자: {}, Step2 소유자: {}", step1RprsvOwnrIdecno, currentIdecno);
+                return null;
+            }
 
             // ========== Step 3: 자동차등록원부(갑) 조회 ==========
             log.info("[상품용-미필] Step 3: 자동차등록원부(갑) 조회 - 차량번호: {}, 성명: {}, 주민번호: {}, 법정동코드: {}",