diff --git a/AcaMate.xcodeproj/project.xcworkspace/xcuserdata/tanine.xcuserdatad/UserInterfaceState.xcuserstate b/AcaMate.xcodeproj/project.xcworkspace/xcuserdata/tanine.xcuserdatad/UserInterfaceState.xcuserstate
index 32e9431..50b4d96 100644
Binary files a/AcaMate.xcodeproj/project.xcworkspace/xcuserdata/tanine.xcuserdatad/UserInterfaceState.xcuserstate and b/AcaMate.xcodeproj/project.xcworkspace/xcuserdata/tanine.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/AcaMate/1. View/11. Intro & Login/RegisterView.swift b/AcaMate/1. View/11. Intro & Login/RegisterView.swift
index daad524..da555cd 100644
--- a/AcaMate/1. View/11. Intro & Login/RegisterView.swift	
+++ b/AcaMate/1. View/11. Intro & Login/RegisterView.swift	
@@ -10,6 +10,7 @@ import SwiftUI
 struct RegisterView: View {
     @EnvironmentObject var appVM: AppViewModel
     @StateObject private var topVM = TopViewModel()
+    @StateObject var btnVM = ButtonViewModel()
     
     @State private var scrollOffset: CGPoint = .zero
     
@@ -41,6 +42,7 @@ struct RegisterView: View {
                 
             }
             .frame(maxWidth: .infinity, maxHeight: .infinity)
+            
         }
         .onAppear {
             topVM.titleName = "회원가입"
diff --git a/AcaMate/2. Model/API Response.swift b/AcaMate/2. Model/API Response.swift
index f7c3e78..5a82663 100644
--- a/AcaMate/2. Model/API Response.swift	
+++ b/AcaMate/2. Model/API Response.swift	
@@ -66,6 +66,13 @@ class VersionData: Codable {
     
 }
 
+// /api/v1/in/app/retryAccess ----------------
+class Access: Codable {
+    let access: String
+}
+
+
+
 // /api/v1/in/user/login ----------------
 
 class User_Token: Codable {
diff --git a/AcaMate/2. Model/CustomError.swift b/AcaMate/2. Model/CustomError.swift
new file mode 100644
index 0000000..183a443
--- /dev/null
+++ b/AcaMate/2. Model/CustomError.swift	
@@ -0,0 +1,16 @@
+//
+//  CustomError.swift
+//  AcaMate
+//
+//  Created by TAnine on 3/14/25.
+//
+
+import Foundation
+
+class ACA_ERROR: Error {
+    let message: String
+    
+    init(_ msg: String) {
+        message = msg
+    }
+}
diff --git a/AcaMate/3. ViewModel/SelectAcademyViewModel.swift b/AcaMate/3. ViewModel/SelectAcademyViewModel.swift
index 1761568..e4c6c46 100644
--- a/AcaMate/3. ViewModel/SelectAcademyViewModel.swift	
+++ b/AcaMate/3. ViewModel/SelectAcademyViewModel.swift	
@@ -17,7 +17,7 @@ class SelectAcademyViewModel: ObservableObject {
     
     func loadAcademy() {
         @UserDefault(key: "token", defaultValue: "accToken") var token
-        @UserDefault(key: "refresh", defaultValue: "arefreshToken") var refresh
+        @UserDefault(key: "refresh", defaultValue: "refreshToken") var refresh
         loadAPIData(url: "\(API_URL)",
                     path: "/api/v1/in/user/academy",
                     method: .get,
diff --git a/AcaMate/5. Manager/APIManager.swift b/AcaMate/5. Manager/APIManager.swift
index efbe6bf..64ad373 100644
--- a/AcaMate/5. Manager/APIManager.swift	
+++ b/AcaMate/5. Manager/APIManager.swift	
@@ -40,4 +40,45 @@ public func loadAPIData<T: Decodable>(url: String, path: String,
     }
 }
 
+public func reloadAccessToken() -> Future<Any, Error> {
+    @UserDefault(key: "refresh", defaultValue: "refreshToken") var refresh
+    return Future { promise in
+        _ = loadAPIData(url: "\(API_URL)",
+                    path: "/api/v1/in/app/retryAccess",
+                    parameters: ["refresh": refresh],
+                    decodingType: APIResponse<Access>.self)
+        .sink { completion in
+            switch completion {
+            case .failure(let error):
+                promise(.failure(error))
+                printLog("\(error)")
+            case .finished:
+                printLog("엑세스 토큰 재발급 완료")
+                break
+            }
+        } receiveValue: { response in
+            guard let accToken = response as? APIResponse<Access> else {
+                promise(.failure(ACA_ERROR("Unknown ERROR")))
+                return
+            }
+
+            switch accToken.status.code {
+            case .success(let code):
+                if code == "000" {
+                    if let tknData = accToken.data { promise(.success(tknData)) }
+                }
+            case .inputErr(let code):
+                // 로그인 화면으로 전환하기
+                promise(.failure(ACA_ERROR("Refresh token ERROR(\(code), \(accToken.status.message)")))
+            default:
+                // 그외에 서버에서 처리를 하다가 문제가 생겨서 발생하는 에러는 여기로 보낼거임
+                promise(.failure(ACA_ERROR("Unknown ERROR")))
+            }
+        }
+        
+    }
+    
+    
+}
+