diff --git a/src/partials/management/AddOrganization.tsx b/src/partials/management/AddOrganization.tsx
index 2a6daa4..b34be52 100644
--- a/src/partials/management/AddOrganization.tsx
+++ b/src/partials/management/AddOrganization.tsx
@@ -20,7 +20,13 @@ import { getToastResponse } from "../../data/getToastResponse";
 import { useUserProfileStore } from "../../context/zustand-store/userStore";
 import { useState } from "react";
 import Checkbox from "../../components/CheckBox/CheckBox";
-import { PlusIcon, TrashIcon } from "@heroicons/react/24/outline";
+import {
+  ArrowPathIcon,
+  CheckBadgeIcon,
+  PlusIcon,
+  TrashIcon,
+} from "@heroicons/react/24/outline";
+import axios from "axios";
 
 const schema = z.object({
   name: zValidateString("نام سازمان"),
@@ -106,6 +112,10 @@ export const AddOrganization = ({ getData, item }: AddPageProps) => {
       : [{ postal_code: "", address: "" }],
   );
 
+  const [isInquiryRequired, setIsInquiryRequired] = useState(false);
+  const [inquiryPassed, setInquiryPassed] = useState(false);
+  const [inquiryLoading, setInquiryLoading] = useState(false);
+
   const handleAddAddress = () => {
     setAddresses((prev) => [...prev, { postal_code: "", address: "" }]);
   };
@@ -124,7 +134,40 @@ export const AddOrganization = ({ getData, item }: AddPageProps) => {
     );
   };
 
+  const handleInquiry = async () => {
+    const code = getValues("unique_unit_identity");
+    if (!code) {
+      showToast("لطفاً شناسه یکتا واحد را وارد کنید!", "error");
+      return;
+    }
+    setInquiryLoading(true);
+    try {
+      await axios.get(
+        `https://rsibackend.rasadyar.com/app/has_code_in_db/?code=${code}`,
+      );
+      setInquiryPassed(true);
+      showToast("استعلام با موفقیت انجام شد!", "success");
+    } catch (error: any) {
+      if (error?.response?.status === 404) {
+        setInquiryPassed(false);
+        showToast("شناسه موجود نیست!", "error");
+      } else {
+        showToast("خطا در استعلام!", "error");
+      }
+    } finally {
+      setInquiryLoading(false);
+    }
+  };
+
   const onSubmit = async (data: FormValues) => {
+    if (isInquiryRequired && !data.unique_unit_identity) {
+      showToast("شناسه یکتا واحد الزامی است!", "error");
+      return;
+    }
+    if (isInquiryRequired && !inquiryPassed) {
+      showToast("لطفاً ابتدا استعلام شناسه یکتا واحد را انجام دهید!", "error");
+      return;
+    }
     try {
       await mutation.mutateAsync({
         addresses: addresses.filter(
@@ -187,6 +230,7 @@ export const AddOrganization = ({ getData, item }: AddPageProps) => {
               keyField="id"
               secondaryKey="is_repeatable"
               tertiaryKey="org_type_field"
+              quaternaryKey="key"
               valueField="name"
               error={!!errors.organizationType}
               errorMessage={errors.organizationType?.message}
@@ -197,6 +241,12 @@ export const AddOrganization = ({ getData, item }: AddPageProps) => {
                 trigger(["organizationType"]);
               }}
               onChangeValue={(r) => {
+                if (r.key4 === "U" || r.key4 === "CO") {
+                  setIsInquiryRequired(true);
+                } else {
+                  setIsInquiryRequired(false);
+                  setInquiryPassed(false);
+                }
                 if (!r.key2) {
                   setValue("name", r.value);
                 } else {
@@ -261,14 +311,55 @@ export const AddOrganization = ({ getData, item }: AddPageProps) => {
           name="unique_unit_identity"
           control={control}
           render={({ field }) => (
-            <Textfield
-              fullWidth
-              placeholder="شناسه یکتا واحد (اختیاری)"
-              value={field.value}
-              onChange={field.onChange}
-              error={!!errors.unique_unit_identity}
-              helperText={errors.unique_unit_identity?.message}
-            />
+            <div className="flex items-start gap-2 w-full">
+              <Textfield
+                fullWidth
+                placeholder={
+                  isInquiryRequired
+                    ? "شناسه یکتا واحد"
+                    : "شناسه یکتا واحد (اختیاری)"
+                }
+                value={field.value}
+                onChange={(e) => {
+                  field.onChange(e);
+                  setInquiryPassed(false);
+                }}
+                error={
+                  !!errors.unique_unit_identity ||
+                  (isInquiryRequired && !inquiryPassed && !!field.value)
+                }
+                helperText={
+                  errors.unique_unit_identity?.message ||
+                  (isInquiryRequired && inquiryPassed
+                    ? "استعلام تایید شده"
+                    : undefined)
+                }
+              />
+              {isInquiryRequired && (
+                <button
+                  type="button"
+                  onClick={handleInquiry}
+                  disabled={inquiryLoading || !field.value}
+                  className={`shrink-0 flex items-center gap-1 mt-[2px] px-4 py-2 rounded-lg text-sm font-medium transition-colors ${
+                    inquiryPassed
+                      ? "bg-green-500 text-white hover:bg-green-600"
+                      : "bg-blue-500 text-white hover:bg-blue-600"
+                  } disabled:opacity-50 disabled:cursor-not-allowed`}
+                >
+                  {inquiryLoading
+                    ? "..."
+                    : inquiryPassed
+                      ? "تایید شده"
+                      : "استعلام"}
+
+                  {inquiryPassed && !inquiryLoading ? (
+                    <CheckBadgeIcon className="w-4 h-4 text-white" />
+                  ) : (
+                    <ArrowPathIcon className="w-4 h-4 text-white" />
+                  )}
+                </button>
+              )}
+            </div>
           )}
         />