ARTICLE 2. Before the game starts, playing time and the intermission between periods may be shortened by the referee if they are of the opinion that conditions may interfere with the game or present safety concerns. The four periods must be of equal length if the game is shortened before its start.
f. The 30 second clock is not started when the game clock is running with fewer than 30 seconds in a period. The play clock shall be set appropriately and continuously display 30 seconds and hold.
