diff --git a/src/api/Server.ts b/src/api/Server.ts
index 6668ad4..0c85699 100644
--- a/src/api/Server.ts
+++ b/src/api/Server.ts
@@ -37,6 +37,8 @@ export default class Server {
         const route = new (require(`${__dirname}/routes/${routeFile}`).default)(this);
         if (route.conf.deprecated === true) {
           route.deprecated();
+        } else if (route.conf.maintenance === true) {
+          route.maintenance();
         } else {
           route.bind();
         }
diff --git a/src/class/Route.ts b/src/class/Route.ts
index 5488924..ddcb40a 100644
--- a/src/class/Route.ts
+++ b/src/class/Route.ts
@@ -9,7 +9,7 @@ export default class Route {
 
   public conf: { path: string, deprecated?: boolean };
 
-  constructor(server: Server, conf: { path: string, deprecated?: boolean }) {
+  constructor(server: Server, conf: { path: string, deprecated?: boolean, maintenance?: boolean }) {
     this.server = server;
     this.router = router();
     this.conf = conf;
@@ -19,20 +19,26 @@ export default class Route {
 
   public deprecated() {
     this.router.all('*', (_req, res) => {
-      res.status(501).json({ code: this.constants.codes.DEPRECATED, message: 'This endpoint is deprecated.' });
+      res.status(501).json({ code: this.constants.codes.DEPRECATED, message: this.constants.messages.DEPRECATED });
+    });
+  }
+
+  public maintenance() {
+    this.router.all('*;', (_req, res) => {
+      res.status(503).json({ code: this.constants.codes.MAINTENANCE_OR_UNAVAILABLE, message: this.constants.messages.MAINTENANCE_OR_UNAVAILABLE });
     });
   }
 
   public async authorize(req: Request, res: Response, next: NextFunction) {
     const account = await this.server.security.checkBearer(this.server.security.extractBearer(req));
-    if (!account) return res.status(401).json({ code: this.constants.codes.UNAUTHORIZED, message: 'BEARER_TOKEN_INVALID' });
+    if (!account) return res.status(401).json({ code: this.constants.codes.UNAUTHORIZED, message: this.constants.messages.UNAUTHORIZED });
     Object.defineProperty(req, 'account', { value: account, writable: true, enumerable: true, configurable: true });
     next();
   }
 
   public handleError(error: Error, res: Response) {
     this.server.client.util.handleError(error);
-    res.status(500).json({ code: this.constants.codes.SERVER_ERROR, message: 'An internal error has occurred, Engineers have been notified.' });
+    res.status(500).json({ code: this.constants.codes.SERVER_ERROR, message: this.constants.messages.SERVER_ERROR });
   }
 
   get constants() {
@@ -46,6 +52,15 @@ export default class Route {
         CLIENT_ERROR: 1044,
         SERVER_ERROR: 105,
         DEPRECATED: 1051,
+        MAINTENANCE_OR_UNAVAILABLE: 1053,
+      },
+      messages: {
+        UNAUTHORIZED: ['CREDENTIALS_INVALID', 'The credentials you supplied are invalid.'],
+        PERMISSION_DENIED: ['PERMISSION_DENIED', 'You do not have valid credentials to access this resource.'],
+        NOT_FOUND: ['NOT_FOUND', 'The resource you requested cannot be located.'],
+        SERVER_ERROR: ['INTERNAL_ERROR', 'An internal error has occurred, Engineers have been notified.'],
+        DEPRECATED: ['ENDPOINT_OR_RESOURCE_DEPRECATED', 'The endpoint or resource you\'re trying to access has been deprecated.'],
+        MAINTENANCE_OR_UNAVAILABLE: ['SERVICE_UNAVAILABLE', 'The endpoint or resource you\'re trying to access is either in maintenance or is not available.'],
       },
     };
   }