diff --git a/rest/contracts/RestStatus.sol b/rest/contracts/RestStatus.sol
index 1bd148f..a08d9c2 100644
--- a/rest/contracts/RestStatus.sol
+++ b/rest/contracts/RestStatus.sol
@@ -3,17 +3,77 @@
  * @see: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status
  */
 contract RestStatus {
+  uint constant INFORMATIONAL = 100; // 1xx
+  uint constant CONTINUE = 100;
+  uint constant SWITCHING_PROTOCOLS = 101;
+  
+  uint constant SUCCESS = 200; // 2xx
   uint constant OK = 200;
   uint constant CREATED = 201;
   uint constant ACCEPTED = 202;
+  uint constant NON_AUTHORITATIVE_INFORMATION = 203;
+  uint constant NO_CONTENT = 204;
+  uint constant PARTIAL_CONTENT = 206;
+  uint constant MULTI_STATUS = 207;
+  uint constant ALREADY_REPORTED = 208;
+  uint constant IM_USED = 226;
+  
+  uint constant REDIRECTION = 300; // 3xx
+  uint constant MULTIPLE_CHOICES = 300;
+  uint constant MOVED_PERMANENTLY = 301;
+  uint constant FOUND = 302;
+  uint constant SEE_OTHER = 303;
+  uint constant NOT_MODIFIED = 304;
+  uint constant USE_PROXY = 305;
+  uint constant SWITCH_PROXY = 306;
+  uint constant TEMPORARY_REDIRECT = 307;
+  uint constant PERMANENT_REDIRECT = 308;
+  
   uint constant CLIENT_ERROR = 400; // 4xx
   uint constant BAD_REQUEST = 400;
   uint constant UNAUTHORIZED = 401;
+  uint constant PAYMENT_REQUIRED = 402;
   uint constant FORBIDDEN = 403;
   uint constant NOT_FOUND = 404;
+  uint constant METHOD_NOT_ALLOWED = 405;
+  uint constant NOT_ACCEPTABLE = 406;
+  uint constant PROXY_AUTHENTICATION_REQUIRED = 407;
+  uint constant REQUEST_TIMEOUT = 408;
   uint constant CONFLICT = 409;
+  uint constant GONE = 410;
+  uint constant LENGTH_REQUIRED = 411;
+  uint constant PRECONDITION_FAILED = 412;
+  uint constant REQUEST_ENTITY_TOO_LARGE = 413;
+  uint constant REQUEST_URI_TOO_LONG = 414;
+  uint constant UNSUPPORTED_MEDIA_TYPE = 415;
+  uint constant REQUESTED_RANGE_NOT_SATISFIABLE = 416;
+  uint constant EXPECTATION_FAILED = 417;
+  uint constant IM_A_TEAPOT = 418;
+  uint constant ENHANCE_YOUR_CALM = 420;
+  uint constant UNPROCESSABLE_ENTITY = 422;
+  uint constant LOCKED = 423;
+  uint constant FAILED_DEPENDENCY = 424;
+  uint constant UNORDED_COLLECTION = 425;
+  uint constant UPGRADE_REQUIRED = 426;
+  uint constant TOO_MANY_REQUESTS = 429;
+  uint constant REQUEST_HEADER_FIELDS_TOO_LARGE = 431;
+  uint constant NO_RESPONSE = 444;
+  uint constant BLOCKED_BY_WINDOWS_PARENTAL_CONTROLS = 450;
+  uint constant UNAVAILABLE_FOR_LEGAL_REASONS = 451;
+  uint constant REQUEST_HEADER_TOO_LARGE = 494;
+  
   uint constant SERVER_ERROR = 500; // 5xx
   uint constant INTERNAL_SERVER_ERROR = 500;
+  uint constant NOT_IMPLEMENTED = 501;
   uint constant BAD_GATEWAY = 502;
+  uint constant SERVICE_UNAVAILABLE = 503;
   uint constant GATEWAY_TIMEOUT = 504;
+  uint constant VARIANT_ALSO_NEGOTIATES = 506;
+  uint constant INSUFFICIENT_STORAGE = 507;
+  uint constant LOOP_DETECTED = 508;
+  uint constant BANDWIDTH_LIMIT_EXCEEDED = 509;
+  uint constant NOT_EXTENDED = 510;
+  uint constant NETWORK_AUTHENTICATION_REQUIRED = 511;
+  uint constant NETWORK_READ_TIMEOUT_ERROR = 598;
+  uint constant NETWORK_CONNECTION_TIMEOUT_ERROR = 599;
 }