The Commission recognizes the following weights and classes: Flyweight ----------------------112 pounds or less; Bantamweight -------------- over 112 to 118 pounds; Featherweight ----------------over 118 to 126 pounds; Junior lightweight ------------over 126 to 130 pounds; Lightweight -------------------over 130 to 135 pounds; Junior welterweight ---------over 135 to 140 pounds; Welterweight -----------------over 140 to 147 pounds; Junior middleweight ------- over 147 to 154 pounds; Middleweight -----------------over 154 to 160 pounds; Junior light heavyweight - over 160 to 168 pounds; Light heavyweight -------- over 168 to 175 pounds; Cruiserweight ------------ over 175 to 190 pounds; Heavyweight ------------------------- over 190 pounds. If a boxer's weight is greater than the weight specified in the contract, the contest may not take place without special permission of the Commission. A contest may not be allowed in which the weight difference between the boxers in the contest is greater than the following: Flyweight -----------------------------3 pounds; Bantamweight ------------------------4 pounds; Featherweight -------------------------5 pounds; Junior lightweight --------------------6 pounds; Lightweight ---------------------------7 pounds; Junior welterweight ------------------8 pounds; Welterweight -------------------------10 pounds; Junior middleweight -----------------11 pounds; Middleweight -------------------------12 pounds; Junior light heavyweight ----------13 pounds; Light heavyweight -----------------15 pounds; Cruiserweight -----------------------15 pounds; Heavyweight -------------------------No limit. Weighing In. Weighing of boxers for events shall take place not later than 12 noon on the day of the contest. The boxer's weight shall be determined by a member of the Commission in the presence of the matchmaker, promoter, or manager of the boxers scheduled in a contest. Opponents shall be weighed in the presence of each other. A boxer shall be weighed wearing not more than trunks and socks. Members of the press may be permitted to attend the weighing in. Scales used for the weighing in shall be approved annually by the Division of Weights and Measures.