BXA recognizes 17 official weight divisions for professional boxing. All BXA-sanctioned championship contests must be held at one of the official BXA weight limits. A boxer may only be ranked and hold a title in one weight division at a time.
| Division | Weight Limit |
|---|---|
| Minimumweight (Strawweight) | Up to 105 lb / 47.627 kg |
| Light Flyweight (Junior Flyweight) | Up to 108 lb / 48.988 kg |
| Flyweight | Up to 112 lb / 50.802 kg |
| Super Flyweight (Junior Bantamweight) | Up to 115 lb / 52.163 kg |
| Bantamweight | Up to 118 lb / 53.524 kg |
| Super Bantamweight (Junior Featherweight) | Up to 122 lb / 55.338 kg |
| Featherweight | Up to 126 lb / 57.152 kg |
| Super Featherweight (Junior Lightweight) | Up to 130 lb / 58.967 kg |
| Lightweight | Up to 135 lb / 61.235 kg |
| Super Lightweight (Junior Welterweight) | Up to 140 lb / 63.503 kg |
| Welterweight | Up to 147 lb / 66.678 kg |
| Super Welterweight (Junior Middleweight) | Up to 154 lb / 69.853 kg |
| Middleweight | Up to 160 lb / 72.575 kg |
| Super Middleweight | Up to 168 lb / 76.204 kg |
| Light Heavyweight | Up to 175 lb / 79.379 kg |
| Cruiserweight | Up to 200 lb / 90.718 kg |
| Heavyweight | Over 200 lb / 90.718 kg (no upper limit) |
Weight Division Rules
Weigh-In
• Official BXA weigh-in must take place no more than 30 hours before the contest.
• A boxer who fails to make weight within a BXA-approved tolerance may be disqualified from championship competition.
• Rehydration limits may apply for BXA championship contests.
Weight Management
• BXA promotes safe weight management and may require pre-fight and post-fight weight checks in championship contests.
• Extreme weight cutting that poses medical risk may result in a fighter being declared medically ineligible by the BXA Medical Committee.
Catchweight
• BXA does not recognize catchweight bouts for official title purposes.
• A catchweight bout may be sanctioned as a non-title BXA bout only.