If you have any questions with the rules, CALL FIRST.  Do NOT assume anything. Do NOT play the grey areas.

The official’s decision is final.

Call Todd Sorensen at 231-425-6990 for any building questions.

All winning checks MUST be cashed within 30 days after check is dated. (Effective 2024)

Rules updated 3/22/2025.

  • 2025 TNT Demolition Derby Motor Swap Rules

  • 2025 TNT Fullsize LP Metric Demolition Derby Rules

  • 2025 TNT Mini-Truck/Van/SUV Demolition Derby & Bump 'N' Run Rules

  • 2025 TNT Light-Mod Fullsize Demolition Derby Rules

  • 2025 TNT RS Fullsize Bonestock Demolition Derby Rules

  • 2025 TNT Motor Swap 1/2 Ton Truck Demolition Derby Rules

  • 2025 TNT FWD Bonestock Demolition Derby Rules

  • 2025 TNT Weld Compact Demolition Derby Rules

  • 2025 MWFA Street Stock Challenge Rules