[JugglingReferee]

Originally Posted by ma_ref

Don't have my rule book in front of me, but seems to me like A has done their part by inbounding the ball. B has just as much right/responsibility for preventing an actionless contest for an unclaimed live ball as A does. I'd blow the whistle, warn both head coaches about preventing an actionless contest, then resume play with a throw-in from the previous spot by team A. If both teams continue without action, then I'd blow my whistle, declare the game over (score still tied), and let the league administrators sort out how they want to continue the contest, if at all.

Would you not instead declare regulation time over and proceed tot he overtime session?