NFHS Instructions for Football Game and Play Clock Operators
The following set of instructions is for the play clock operators to assist with the 2019 NFHS football rule change to the play clock that now involves a 40-second or 25-second possibility for a delay of game. The following are the instructions for the 40-second and the 25-second play clock, to be used if and when visible play clocks are available to be used.