diff --git a/200.md b/200.md
index 3d8abb1..eafc99c 100644
--- a/200.md
+++ b/200.md
@@ -43,6 +43,11 @@ To send event to relay, Client will need to make POST request to `publish` endpo
 
 Every NoH response is a JSON body that contain the following JSON field:
 
-- `status`: Request status code in integer. `0` means OK, `1` means invalid request, `2` means relay error.
 - `results`: Array of relay response. Usually contain events requested by client.
 - `notice`: Human readable error.
+
+Relay may also respond with HTTP status code:
+
+- `200`: OK / Success
+- `400`: Invalid Request
+- `500`: Relay/Server error