1 files changed, 4 insertions, 0 deletions

diff --git a/src/mailman/rules/moderation.py b/src/mailman/rules/moderation.py
index 153042ca9..46ed242fa 100644
--- a/src/mailman/rules/moderation.py
+++ b/src/mailman/rules/moderation.py
@@ -87,6 +87,10 @@ class NonmemberModeration:
                 assert address is not None, (
                     'Posting address is not registered: {0}'.format(sender))
                 mlist.subscribe(address, MemberRole.nonmember)
+        ## # If a member is found, the member-moderation rule takes precedence.
+        for sender in msg.senders:
+            if mlist.members.get_member(sender) is not None:
+                return False
         # Do nonmember moderation check.
         for sender in msg.senders:
             nonmember = mlist.nonmembers.get_member(sender)