diff --git a/app/models/domain_status.rb b/app/models/domain_status.rb
index 818a87763..83bbf1308 100644
--- a/app/models/domain_status.rb
+++ b/app/models/domain_status.rb
@@ -4,22 +4,64 @@ class DomainStatus < ActiveRecord::Base
 
   belongs_to :domain
 
+  # Requests to delete the object MUST be rejected.
   CLIENT_DELETE_PROHIBITED = 'clientDeleteProhibited'
   SERVER_DELETE_PROHIBITED = 'serverDeleteProhibited'
+
+  # DNS delegation information MUST NOT be published for the object.
   CLIENT_HOLD = 'clientHold'
   SERVER_HOLD = 'serverHold'
+
+  # Requests to renew the object MUST be rejected.
   CLIENT_RENEW_PROHIBITED = 'clientRenewProhibited'
   SERVER_RENEW_PROHIBITED = 'serverRenewProhibited'
+
+  # Requests to transfer the object MUST be rejected.
   CLIENT_TRANSFER_PROHIBITED = 'clientTransferProhibited'
   SERVER_TRANSFER_PROHIBITED = 'serverTransferProhibited'
+
+  # Requests to update the object (other than to remove this status) MUST be rejected.
   CLIENT_UPDATE_PROHIBITED = 'clientUpdateProhibited'
   SERVER_UPDATE_PROHIBITED = 'serverUpdateProhibited'
+
+  # Delegation information has not been associated with the object.
+  # This is the default status when a domain object is first created
+  # and there are no associated host objects for the DNS delegation.
+  # This status can also be set by the server when all host-object
+  # associations are removed.
   INACTIVE = 'inactive'
+
+  # This is the normal status value for an object that has no pending
+  # operations or prohibitions.  This value is set and removed by the
+  # server as other status values are added or removed.
+  # "ok" status MUST NOT be combined with any other status.
   OK = 'ok'
+
+  # A transform command has been processed for the object, but the
+  # action has not been completed by the server.  Server operators can
+  # delay action completion for a variety of reasons, such as to allow
+  # for human review or third-party action.  A transform command that
+  # is processed, but whose requested action is pending, is noted with
+  # response code 1001.
+  # When the requested action has been completed, the pendingCreate,
+  # pendingDelete, pendingRenew, pendingTransfer, or pendingUpdate status
+  # value MUST be removed.  All clients involved in the transaction MUST
+  # be notified using a service message that the action has been
+  # completed and that the status of the object has changed.
+  # The pendingCreate, pendingDelete, pendingRenew, pendingTransfer, and
+  # pendingUpdate status values MUST NOT be combined with each other.
   PENDING_CREATE = 'pendingCreate'
+  # "pendingDelete" status MUST NOT be combined with either
+  # "clientDeleteProhibited" or "serverDeleteProhibited" status.
   PENDING_DELETE = 'pendingDelete'
+  # "pendingRenew" status MUST NOT be combined with either
+  # "clientRenewProhibited" or "serverRenewProhibited" status.
   PENDING_RENEW = 'pendingRenew'
+  # "pendingTransfer" status MUST NOT be combined with either
+  # "clientTransferProhibited" or "serverTransferProhibited" status.
   PENDING_TRANSFER = 'pendingTransfer'
+  # "pendingUpdate" status MUST NOT be combined with either
+  # "clientUpdateProhibited" or "serverUpdateProhibited" status.
   PENDING_UPDATE = 'pendingUpdate'
 
   SERVER_MANUAL_INZONE = 'serverManualInzone'