Weight classes:

Lightweight - over 145 lbs. to 155 lbs.
Welterweight - over 155 lbs. to 170 lbs.
Middleweight - over 170 lbs. to 185 lbs.
Light Heavyweight - over 185 lbs. to 205 lbs.
Heavyweight - over 205 lbs. to 265 lbs.


Bout duration:

All non-championship bouts shall be three rounds.
All championship bouts shall be five rounds.
Rounds will be five minutes in duration.
A one-minute rest period will occur between each round.

Fouls:
- Butting with the head.
- Eye gouging of any kind.
- Biting.
- Hair pulling.
- Fish hooking.
- Groin attacks of any kind.
- Putting a finger into any orifice or into any cut or laceration on an opponent.
- Small joint manipulation.
- Striking to the spine or the back of the head.
- Striking downward using the point of the elbow.
- Throat strikes of any kind, including, without limitation, grabbing the trachea.
- Clawing, pinching or twisting the flesh.
- Grabbing the clavicle.
- Kicking the head of a grounded opponent.
- Kneeing the head of a grounded opponent.
- Stomping a grounded opponent.
- Kicking to the kidney with the heel.
- Spiking an opponent to the canvas on his head or neck.
- Throwing an opponent out of the ring or fenced area.
- Holding the shorts or gloves of an opponent.
- Spitting at an opponent.
- Engaging in an unsportsmanlike conduct that causes an injury to an opponent.
- Holding the ropes or the fence.
- Using abusive language in the ring or fenced area.
- Attacking an opponent on or during the break.
- Attacking an opponent who is under the care of the referee.
- Attacking an opponent after the bell has sounded the end of the period of unarmed
  combat.
- Flagrantly disregarding the instructions of the referee.
- Timidity, including, without limitation, avoiding contact with an opponent, intentionally
  or consistently dropping the mouthpiece or faking an injury.
- Interference by the corner.
- Throwing in the towel during competition.

Ways To Win:

- Submission by:   
      Physical tap out.
      Verbal tap out.
- Technical knockout by the referee stopping the contest.
- Decision via the scorecards, including:
      Unanimous decision [all judges pick the same fighter as the winner].
      Split decision [One judge picks one fighter, the other two judges pick the other
      fighter].
      Majority decision [Two of three judges pick the same fighter as the winner, the final
      judge says the fight was a draw].
      Draw, including:
          Unanimous draw.
          Majority draw.
          Split draw.
- Technical decision.
- Technical draw.
- Disqualification.
- Forfeit.
- No contest.