The one-minute warning or the one-minute timing rule was a rule that dictated the flow of the game in the final minute of a half in some indoor American football leagues, most prominently the Arena Football League.
It also rewards defensive play, as a tackle for loss automatically stops the clock.
The original one-minute timing rules remained in effect during the 2019 season of the China Arena Football League.
[3] But in 2024 the new Arena Football League returned the 30-second warning back to a minute.
Fan Controlled Football uses the One-Minute Timing Rule, but further stops the clock after every play in the final 30 seconds of a half.