diff --git a/src/main/resources/static/js/common.js b/src/main/resources/static/js/common.js
index a6166e1f..927b6760 100644
--- a/src/main/resources/static/js/common.js
+++ b/src/main/resources/static/js/common.js
@@ -42,7 +42,16 @@ $(document).on('click', '.alarmTr', function (){
       "alarmKey="+$(this).find(".alarmKey").val()+
       "&userSeq="+$(this).find(".userSeq").val();
 })
-
+$(document).on('change', '#ogCdSearch', function (){
+  const ofcCdSearch = $("#ofcCdSearch")
+  ofcCdSearch.val("");
+  if(this.value === ""){
+    ofcCdSearch.find('.ofcCdOption').show();
+  }else{
+    ofcCdSearch.find('.ofcCdOption').hide();
+    ofcCdSearch.find('.'+this.value).show();
+  }
+})
 $(document).on('click', '.allChk', function (){
   $(this).parents('table').find('[type="checkbox"]').prop("checked", this.checked);
 })
diff --git a/src/main/resources/templates/adminPage/authMgt/authMgt.html b/src/main/resources/templates/adminPage/authMgt/authMgt.html
index 4fbe27ab..884de9d6 100644
--- a/src/main/resources/templates/adminPage/authMgt/authMgt.html
+++ b/src/main/resources/templates/adminPage/authMgt/authMgt.html
@@ -29,7 +29,7 @@
               <div class="col-auto">
                 <div class="row justify-content-end">
                   <div class="col-auto">
-                    <select class="form-select form-select-sm" name="ogCd">
+                    <select class="form-select form-select-sm" name="ogCd" id="ogCdSearch">
                       <option value="">관서 선택</option>
                       <th:block th:each="code:${session.commonCode.get('OG')}">
                         <th:block th:if="${code.useChk eq 'T' and #lists.contains(mgtOrganList, code.itemCd)}">
@@ -39,11 +39,12 @@
                     </select>
                   </div>
                   <div class="col-auto">
-                    <select class="form-select form-select-sm" name="ofcCd">
+                    <select class="form-select form-select-sm" name="ofcCd" id="ofcCdSearch">
                       <option value="">부서 선택</option>
                       <th:block th:each="parentCode:${session.commonCode.get('OG')}">
                         <th:block th:each="code:${session.commonCode.get(parentCode.itemCd)}">
-                          <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"></option>
+                          <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"
+                                  class="ofcCdOption" th:classappend="${parentCode.itemCd}" th:style="${#strings.isEmpty(searchParams.ogCd)?'':(searchParams.ogCd eq parentCode.itemCd?'':'display: none')}"></option>
                         </th:block>
                       </th:block>
                     </select>
diff --git a/src/main/resources/templates/adminPage/userMgt/accessChange.html b/src/main/resources/templates/adminPage/userMgt/accessChange.html
index 997a06b4..166a5596 100644
--- a/src/main/resources/templates/adminPage/userMgt/accessChange.html
+++ b/src/main/resources/templates/adminPage/userMgt/accessChange.html
@@ -29,7 +29,7 @@
             <div class="col-auto">
               <div class="row justify-content-end">
                 <div class="col-auto">
-                  <select class="form-select form-select-sm" name="ogCd">
+                  <select class="form-select form-select-sm" name="ogCd" id="ogCdSearch">
                     <option value="">관서 선택</option>
                     <th:block th:each="commonCode:${session.commonCode.get('OG')}">
                       <option th:value="${commonCode.itemCd}" th:text="${commonCode.itemValue}" th:selected="${searchParams.ogCd==commonCode.itemCd}"></option>
@@ -37,11 +37,12 @@
                   </select>
                 </div>
                 <div class="col-auto">
-                  <select class="form-select form-select-sm" name="ofcCd">
+                  <select class="form-select form-select-sm" name="ofcCd" id="ofcCdSearch">
                     <option value="">부서 선택</option>
                     <th:block th:each="parentCode:${session.commonCode.get('OG')}">
                       <th:block th:each="code:${session.commonCode.get(parentCode.itemCd)}">
-                        <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"></option>
+                        <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"
+                                class="ofcCdOption" th:classappend="${parentCode.itemCd}" th:style="${#strings.isEmpty(searchParams.ogCd)?'':(searchParams.ogCd eq parentCode.itemCd?'':'display: none')}"></option>
                       </th:block>
                     </th:block>
                   </select>
diff --git a/src/main/resources/templates/adminPage/userMgt/userMgt.html b/src/main/resources/templates/adminPage/userMgt/userMgt.html
index be54f12d..81def043 100644
--- a/src/main/resources/templates/adminPage/userMgt/userMgt.html
+++ b/src/main/resources/templates/adminPage/userMgt/userMgt.html
@@ -39,19 +39,20 @@
                 <div class="col-auto">
                   <div class="row justify-content-end">
                     <div class="col-auto">
-                      <select class="form-select form-select-sm" name="ogCd">
+                      <select class="form-select form-select-sm" name="ogCd" id="ogCdSearch">
                         <option value="">관서 선택</option>
-                        <th:block th:each="commonCode:${session.commonCode.get('OG')}">
-                          <option th:value="${commonCode.itemCd}" th:text="${commonCode.itemValue}" th:selected="${searchParams.ogCd==commonCode.itemCd}"></option>
+                        <th:block th:each="code:${session.commonCode.get('OG')}">
+                          <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ogCd eq code.itemCd}"></option>
                         </th:block>
                       </select>
                     </div>
                     <div class="col-auto">
-                      <select class="form-select form-select-sm" name="ofcCd">
+                      <select class="form-select form-select-sm" name="ofcCd" id="ofcCdSearch">
                         <option value="">부서 선택</option>
                         <th:block th:each="parentCode:${session.commonCode.get('OG')}">
                           <th:block th:each="code:${session.commonCode.get(parentCode.itemCd)}">
-                            <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"></option>
+                            <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"
+                                    class="ofcCdOption" th:classappend="${parentCode.itemCd}" th:style="${#strings.isEmpty(searchParams.ogCd)?'':(searchParams.ogCd eq parentCode.itemCd?'':'display: none')}"></option>
                           </th:block>
                         </th:block>
                       </select>
@@ -59,8 +60,8 @@
                     <div class="col-auto">
                       <select class="form-select form-select-sm" name="titleCd">
                         <option value="">계급 선택</option>
-                        <th:block th:each="commonCode:${session.commonCode.get('JT')}">
-                          <option th:value="${commonCode.itemCd}" th:text="${commonCode.itemValue}" th:selected="${searchParams.titleCd==commonCode.itemCd}"></option>
+                        <th:block th:each="code:${session.commonCode.get('JT')}">
+                          <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.titleCd eq code.itemCd}"></option>
                         </th:block>
                       </select>
                     </div>
diff --git a/src/main/resources/templates/police/education/educationMgt.html b/src/main/resources/templates/police/education/educationMgt.html
index fcc85a10..0500d803 100644
--- a/src/main/resources/templates/police/education/educationMgt.html
+++ b/src/main/resources/templates/police/education/educationMgt.html
@@ -52,7 +52,7 @@
                           <div class="row">
                             <div class="col-4"></div>
                             <div class="col-2">
-                              <select class="form-select form-select-sm" name="ogCd">
+                              <select class="form-select form-select-sm" name="ogCd" id="ogCdSearch">
                                 <option value="">관서 선택</option>
                                 <th:block th:each="code:${session.commonCode.get('OG')}">
                                   <th:block th:if="${#lists.contains(mgtOrganList, code.itemCd)}">
@@ -62,11 +62,12 @@
                               </select>
                             </div>
                             <div class="col-2">
-                              <select class="form-select form-select-sm" name="ofcCd">
+                              <select class="form-select form-select-sm" name="ofcCd" id="ofcCdSearch">
                                 <option value="">부서 선택</option>
                                 <th:block th:each="parentCode:${session.commonCode.get('OG')}">
                                   <th:block th:each="code:${session.commonCode.get(parentCode.itemCd)}">
-                                    <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"></option>
+                                    <option th:value="${code.itemCd}" th:text="${code.itemValue}" th:selected="${searchParams.ofcCd eq code.itemCd}"
+                                            class="ofcCdOption" th:classappend="${parentCode.itemCd}" th:style="${#strings.isEmpty(searchParams.ogCd)?'':(searchParams.ogCd eq parentCode.itemCd?'':'display: none')}"></option>
                                   </th:block>
                                 </th:block>
                               </select>