“How do you know whether or not an event is an “A.A.” event? The criteria generally in place for an event to be considered “an A.A. event” is that it be put on by A.A.s, for A.A.s and about A.A.”
From G.S.O. Guidelines MG-04 on Conferences, Conventions and Roundups

40th Annual May Day Madness
May 2 - May 4
Lake Henshaw