Rulebook

We highly recommend our riders and their parents if they are minors, to read and understand the MSC Rulebook.   Each year rules are reviewed and can change, so knowing the rules and reading the rulebook allows you to be proactive in your approach to racing in our race series.  The rules are designed for the protection of our racers, track personnel and the integrity of our sports committee.

AMA Rules will be used in 2024. MSC Guidebook will suppliment AMA rules directly relating to MSC related activies.

Please read and understand the new rules for 2024.

85CC Classes Wheel Size Clarification

Junior & Mid Mini Wheel Size Clarification

  • Front Wheel Size: 17″ Max
  • Rear Wheel Sizes: Min 12″  Max 16″

Senior Mini 12-15 Wheel Size Clarification

  • Front Wheel Size: 19″ Max
  • Rear Wheel Sizes: Min 14″  Max 16″

Motocross Rules

AMA-sanctioned events run according to the rules developed and written by AMA Congress, the rules-making body of the AMA composed of AMA organizers.

The AMA Amateur Competition Rulebook is for the exclusive use of AMA-chartered clubs and promoters running AMA-sanctioned events.

Click here for the 2024 AMA Competition Rulebook

The rule book applies to all AMA-sanctioned competition. Supplemental regulations are additions to the rule book based on the needs of a specific series. All supplemental regulations are approved by the AMA.

Competition Bulletins

Supplemental Regulations

Eligibility Approval for Non-U.S. Racers

As of 2015, all international participants looking to take part in the AMA Amateur Motocross program must submit an application for approval of their eligibility. For the AMA Amateur Motocross competition, all non-U.S. citizens or riders participating in foreign motocross competitions outside the U.S. must obtain eligibility approval prior to participating at any event, by contacting AMA Motocross Racing Department. Please follow the link to the Application for the AMA International Eligibility Approval: International Eligibility Application

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