diff --git a/src/main/java/cokr/xit/fims/MainController.java b/src/main/java/cokr/xit/fims/MainController.java
index 401a51a7..b312252f 100644
--- a/src/main/java/cokr/xit/fims/MainController.java
+++ b/src/main/java/cokr/xit/fims/MainController.java
@@ -2,6 +2,8 @@ package cokr.xit.fims;
 
 import java.util.List;
 
+import javax.annotation.Resource;
+
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -9,6 +11,9 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping;
 
+import cokr.xit.base.user.ManagedUser;
+import cokr.xit.base.user.service.UserService;
+import cokr.xit.fims.cmmn.dao.FactionMapper;
 import cokr.xit.foundation.data.DataObject;
 import cokr.xit.foundation.web.AbstractController;
 import cokr.xit.foundation.web.RequestHandlerReader;
@@ -18,11 +23,51 @@ public class MainController extends AbstractController {
 	@Autowired
 	private RequestMappingHandlerMapping requestHandlers;
 
+	@Resource(name="factionMapper")
+	FactionMapper factionMapper;
+
+	@Resource(name="userService")
+	private UserService userService;
+
 	@GetMapping(name="로그인", value="/login.do")
 	public String loginPage() {
 		return "login";
 	}
 
+	@GetMapping(name="회원가입 페이지", value="/error/signupPage.do")
+	public ModelAndView signupPage(String institute) {
+		ModelAndView mav = new ModelAndView("fims/user/user-info");
+
+		mav.addObject("allFactionList", factionMapper.selectAllFactionList());
+
+		DataObject params = new DataObject();
+		params.set("anonymous", "Y");
+		params.set("institute", institute);
+		List<DataObject> ableFactionList =  factionMapper.selectAbleFactionList(params);
+		mav.addObject("ableFactionList", ableFactionList);
+
+		mav.addObject("userInfo", "{}");
+
+		return mav;
+	}
+
+	@RequestMapping(name="회원가입", value="/error/signup.do")
+	public ModelAndView signup(ManagedUser user) {
+		ModelAndView mav = new ModelAndView("jsonView");
+
+		boolean saved = userService.create(user);
+
+		mav.addObject("saved",saved);
+		return mav;
+	}
+
+	@RequestMapping(name="중복 확인", value="/error/duplicate.do")
+	public ModelAndView isDuplicate(String account, String institute) {
+		ManagedUser user = userService.getUser(account, institute);
+		return new ModelAndView("jsonView")
+			.addObject("duplicate", user != null);
+	}
+
 	@GetMapping(name="홈", value={"/", "/index.do"})
 	public ModelAndView mainPage() {
 		return new ModelAndView("index");
diff --git a/src/main/resources/sql/mapper/fims/cmmn/faction-mapper.xml b/src/main/resources/sql/mapper/fims/cmmn/faction-mapper.xml
index b2f8fe9c..d9f43fbf 100644
--- a/src/main/resources/sql/mapper/fims/cmmn/faction-mapper.xml
+++ b/src/main/resources/sql/mapper/fims/cmmn/faction-mapper.xml
@@ -34,21 +34,32 @@ SELECT CONCAT(A.INST_CD,'/',B.DEPT_CD) AS FACTION_CD
      , A.SGG_NM
 FROM TB_SGG A
 LEFT OUTER JOIN TB_DEPT B ON (A.INST_CD = B.INST_CD)
-<if test="currentUser.institute != 'default'">
-WHERE A.INST_CD = #{currentUser.institute}
-</if>
-<if test="currentUser.institute == 'default'">
-UNION
-SELECT 'default/default' AS FACTION_CD
-     , CONCAT('기본 기관',' / ','기본 부서') AS FACTION_NM
-     , 'default' AS INST_CD
-     , '기본 기관' AS INST_NM
-     , 'default' AS DEPT_CD
-     , '기본 부서' AS DEPT_NM
-     , 'default' AS SGG_CD
-     , '기본 시군구' AS SGG_NM
-FROM DUAL
-</if>
+<choose>
+	<when test='anonymous == "Y" '>
+		WHERE A.INST_CD = #{institute}
+	</when>
+	<otherwise>
+		<if test="currentUser.institute != 'default'">
+		WHERE A.INST_CD = #{currentUser.institute}
+		</if>
+		<if test="currentUser.institute == 'default'">
+		UNION
+		SELECT 'default/default' AS FACTION_CD
+		     , CONCAT('기본 기관',' / ','기본 부서') AS FACTION_NM
+		     , 'default' AS INST_CD
+		     , '기본 기관' AS INST_NM
+		     , 'default' AS DEPT_CD
+		     , '기본 부서' AS DEPT_NM
+		     , 'default' AS SGG_CD
+		     , '기본 시군구' AS SGG_NM
+		FROM DUAL
+		</if>
+	</otherwise>
+</choose>
+	
+
+
+
 </select>
 
 <select id="selectFactionInfoOfUser" parameterType="string" resultType="dataobject">
diff --git a/src/main/webapp/WEB-INF/jsp/base/user/user-info.jsp b/src/main/webapp/WEB-INF/jsp/base/user/user-info.jsp
index 300e17f2..17a0d37c 100644
--- a/src/main/webapp/WEB-INF/jsp/base/user/user-info.jsp
+++ b/src/main/webapp/WEB-INF/jsp/base/user/user-info.jsp
@@ -27,6 +27,7 @@
                       <div class="col-sm-9">
                       	<select name="institute" class="form-select" data-map="NSTT_CD" 
                       	required title="기관/부서" disabled style="background-image:none;">
+                      		<option value=""></option>
                       		<c:forEach items="${allFactionList}" var="item">
                       			<option value="${item.INST_CD}">${item.INST_NM}</option>
                       		</c:forEach>
@@ -34,6 +35,7 @@
                       	<br/>
                         <select name="deptCode" class="form-select" data-map="DEPT_CD" 
                         required title="기관/부서" disabled style="background-image:none;">
+                        	<option value=""></option>
                       		<c:forEach items="${allFactionList}" var="item">
 								<option value="${item.DEPT_CD}">${item.DEPT_NM}</option>
 							</c:forEach>
diff --git a/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp b/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp
index 43eef868..54f19103 100644
--- a/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp
+++ b/src/main/webapp/WEB-INF/jsp/fims/user/user-info.jsp
@@ -62,6 +62,7 @@
 				<div class="col-sm-9">
 					<select name="institute" class="form-select" data-map="NSTT_CD" 
 					required title="기관/부서" disabled style="background-image:none;">
+						<option value=""></option>
 						<c:forEach items="${allFactionList}" var="item">
 							<option value="${item.INST_CD}">${item.INST_NM}</option>
 						</c:forEach>
@@ -69,6 +70,7 @@
 					<br/>
 					<select name="deptCode" class="form-select" data-map="DEPT_CD" 
 					required title="기관/부서" disabled style="background-image:none;">
+						<option value=""></option>
 						<c:forEach items="${allFactionList}" var="item">
 							<option value="${item.DEPT_CD}">${item.DEPT_NM}</option>
 						</c:forEach>
@@ -87,6 +89,7 @@
 					<input name="id" type="hidden" data-map="USER_ID" />
 					<input name="account" type="text" required data-map="USER_ACNT" class="form-control" 
 					placeholder="사용자 계정" />
+					<button type="button" id="btnDuplicate" class="btn btn-primary">중복 확인</button>
 				</div>
 			</div>
 		</div>
@@ -247,6 +250,10 @@ userControl.setInfo = obj => {
 	userFields.set(obj);
 	
 	let create = isEmpty(obj.USER_ACNT);
+	if(!create){
+		$("#btnDuplicate").hide();
+	}
+	
 	$("input[name='account']").prop("readonly", !create);
 	$("input[type='password']").each(function(){
 		let password = $(this).prop("required", create);
@@ -303,7 +310,7 @@ function save(info){
 	var create = isEmpty(info.id)
 
 	ajax.post({
-		url:!create ? userControl.urls.update : userControl.urls.create,
+		url:!create ? userControl.urls.update : wctx.url("/error/signup.do"),
 		data:info,
 		success: (resp) => {
 			if(resp.saved){
@@ -323,6 +330,33 @@ function setFactionCodeValues(institute, deptCode, sggCd){
 	$("#user-form [name='orgID']").val(sggCd);
 }
 
+$("#btnDuplicate").on("click", function(){
+	if($("#user-form").find("[name='account']").val() == ""){
+		alert("계정을 입력하세요.");
+		return;
+	}
+	
+	if($("#user-form").find("[name='institute']").val() == ""){
+		alert("기관을 선택하세요.");
+		return;
+	}
+	
+	ajax.get({
+		url : wctx.url("/error/duplicate.do"),
+		data : { 
+			account : $("#user-form").find("[name='account']").val(),
+			institute : $("#user-form").find("[name='institute']").val()
+		},
+		success : resp => {
+			if(resp.duplicate){
+				alert("이미 존재하는 ID입니다.");
+			} else {
+				alert("사용할 수 있는 ID입니다.");
+			}
+		}
+	});
+});
+
 var userInfo = ${userInfo};
 userControl.setInfo(userInfo);
 
diff --git a/src/main/webapp/WEB-INF/jsp/login.jsp b/src/main/webapp/WEB-INF/jsp/login.jsp
index c19535f9..9d23ceb7 100644
--- a/src/main/webapp/WEB-INF/jsp/login.jsp
+++ b/src/main/webapp/WEB-INF/jsp/login.jsp
@@ -73,8 +73,8 @@
 					<!-- 
 					<a href="#" onclick="javascript:fn_FindId(); return false;">아이디 찾기</a>
 					<a href="#" onclick="javascript:fn_FindPw(); return false;" class="line">비밀번호 찾기</a>
-					<a href="#" onclick="javascript:fnReg(); return false;" class="line">회원가입</a>
 					-->
+					<a href="#" onclick="javascript:fnOpenSignup(); return false;" class="line">회원가입</a>
 				</div>
 			</div>
 			<input type="hidden" name="message" value="${message}" />
@@ -87,6 +87,15 @@
 	</div>
 </div>
 
+<template id="selectInstDialogTemplate">
+	<select class="form-select form-control-sm" id="selectInst">
+		<option value="">선택</option>
+		<option value="4060000">파주시</option>
+		<option value="4050000">용인시</option>
+		<option value="3910000">평택시</option>
+	</select>
+</template>
+
 <jsp:include page="/WEB-INF/jsp/include/tail.jsp" />
 
 <script type="text/javascript">
@@ -129,14 +138,30 @@ $(function(){
 		$("#password").focus();
 });
 
-
-
-
 	/**
 	 * 회원가입 팝업
 	 */
-	function fnReg(){
-		window.open(".do", "regAccount", {width: 1100, height:570});
+	function fnOpenSignup(){
+		dialog.open({
+			id : "selectInstDialog",
+			title : "기관 선택",
+			content : document.getElementById("selectInstDialogTemplate").innerHTML,
+			size : "sm",
+			init : () => {},
+			onOK : () => {
+				if($("#selectInst").val() == ""){
+					alert("기관을 선택하세요.");
+					return;
+				}
+				
+				dialog.close("selectInstDialog");
+				window.open(wctx.url("/error/signupPage.do")+"?institute="+$("#selectInst").val(), 
+						"regAccount", 
+						"width=950, height=500");
+			},
+			onClose : () => {}
+		});
+
 	}
 
 	/**