diff --git a/src/components/pages/purchase/form/order/PurchaseOrderAcceptApprovalForm.tsx b/src/components/pages/purchase/form/order/PurchaseOrderAcceptApprovalForm.tsx
index ab2b373a..15106c5e 100644
--- a/src/components/pages/purchase/form/order/PurchaseOrderAcceptApprovalForm.tsx
+++ b/src/components/pages/purchase/form/order/PurchaseOrderAcceptApprovalForm.tsx
@@ -52,6 +52,8 @@ const PurchaseOrderAcceptApprovalForm = ({
   const [purchaseOrderFormErrorMessage, setPurchaseOrderFormErrorMessage] =
     useState('');
 
+  const isRejected = initialValues?.latest_approval?.action === 'REJECTED';
+
   // ===== UTILITY FUNCTIONS =====
   const isRepeaterInputError = (
     idx: number,
@@ -672,7 +674,8 @@ const PurchaseOrderAcceptApprovalForm = ({
               disabled={
                 !formik.isValid ||
                 formik.isSubmitting ||
-                hasQuantityExceededErrors
+                hasQuantityExceededErrors ||
+                isRejected
               }
             >
               Submit
diff --git a/src/components/pages/purchase/form/order/PurchaseOrderStaffApprovalForm.tsx b/src/components/pages/purchase/form/order/PurchaseOrderStaffApprovalForm.tsx
index bc718eb6..94998a37 100644
--- a/src/components/pages/purchase/form/order/PurchaseOrderStaffApprovalForm.tsx
+++ b/src/components/pages/purchase/form/order/PurchaseOrderStaffApprovalForm.tsx
@@ -79,6 +79,8 @@ const PurchaseOrderStaffApprovalForm = ({
     }
   }, [rawDataApprovals, propType, initialValues?.latest_approval?.step_number]);
 
+  const isRejected = initialValues?.latest_approval?.action === 'REJECTED';
+
   const router = useRouter();
   const searchParams = useSearchParams();
   const deleteModal = useModal();
@@ -1142,7 +1144,7 @@ const PurchaseOrderStaffApprovalForm = ({
                 color='primary'
                 className='px-4'
                 isLoading={formik.isSubmitting}
-                disabled={!formik.isValid || formik.isSubmitting}
+                disabled={!formik.isValid || formik.isSubmitting || isRejected}
               >
                 Submit
               </Button>
diff --git a/src/components/pages/purchase/order/PurchaseOrderDetail.tsx b/src/components/pages/purchase/order/PurchaseOrderDetail.tsx
index eb01aec7..859c6671 100644
--- a/src/components/pages/purchase/order/PurchaseOrderDetail.tsx
+++ b/src/components/pages/purchase/order/PurchaseOrderDetail.tsx
@@ -180,7 +180,10 @@ const PurchaseOrderDetail = ({
   });
 
   const showApprovalButton =
-    approvalStep !== null && approvalStep >= 1 && approvalStep <= 3;
+    approvalStep !== null &&
+    approvalStep >= 1 &&
+    approvalStep <= 3 &&
+    initialValues?.latest_approval?.action !== 'REJECTED';
 
   const canDeleteItems = useMemo(() => {
     if (!initialValues?.latest_approval) return false;