OAR 230-080-0680: Weights and Weight Classes

(1) Professional and amateur boxing weight classes Except with the approval of the Administrator, the weight classes for competitors, bouts or exhibitions of boxing are as follows: Weight Class — Weight — Allowance (a) Flyweight — 112 lbs. and under — 3 lbs. (b) Bantamweight — Over 112 to 118 lbs. — 4 lbs. (c) Featherweight — Over 118 to 126 lbs. — 5 lbs. (d) Lightweight — Over 126 to 135 lbs. — 6 lbs. (e) Welterweight — Over 135 to 147 lbs. — 8 lbs. (f) Middleweight — Over 147 to 160 lbs. — 10 lbs. (g) Light-Heavy weight — Over 160 lbs. to 175 lbs. — 12 lbs. (h) Cruiserweight — Over 175 to 195 lbs. — 15 lbs. (i) Heavyweight — Over 195 lbs. — No Limit (2) No bout shall be scheduled, and no competitor shall participate in a boxing bout where the weight difference exceeds the allowance shown in the schedule, without approval of the Administrator. In the event competitors are in different weight classes, the weight difference allowance shall be that of the lower class.