diff --git a/draft-ietf-taps-interface.md b/draft-ietf-taps-interface.md
index 04f353b9..81769646 100644
--- a/draft-ietf-taps-interface.md
+++ b/draft-ietf-taps-interface.md
@@ -2647,7 +2647,10 @@ with configurable per-Message reliability is used, setting
 allow this Message to be sent without any reliability guarantees. Changing
 the `msgReliable` Message Property is only possible for
 Connections that were established enabling the Selection Property
-`perMsgReliability`.
+`perMsgReliability`. If the contradicting Message Property
+cannot be supported by the Connection (such as requiring reliability
+on a Connection that uses an unreliable protocol), the `Send` action
+will result in a `SendError` event.
 
 The following Message Properties are supported: