1. The start of a race is defined as first attempted start, even if it results in a complete restart. If you switch machines (before the start of the main) it has to be approved by the referee or the rider will be subject to disqualification.
  2. All riders must attend the riders’ meeting if your name is randomly called for at roll call and you are not present you could face a starting line penalty.
  3. All events will run heats and mains.
  4. A rider must start in heat race to quality for the main (i.e. Come to the line, with machine when race is called and roll across the line when the race starts). In order to be scored in your class, your machine must cross the starting line the heat and the main race.
  5. Starting line must be 24” apart, with the penalty line 24” behind the last starting line.
  6. All riders must be ready when called to the starting area. If a rider is not ready, he or she is allowed 2 minutes after the starters call to make any minor repairs. Afterward, if rider is still not ready, they will be excluded from the event. Either rider or pit crew member must notify a race official if they are not in staging when their number is called to receive the 2 minutes.
  7. Any rider whose front tire crossed the starting line before the start will be moved to the penalty line, and that position will be left vacant on any subsequent start or restart of the race (if a rider needs a push start, permission must be obtained from referee or staging official to cross line prior to start).
    Depending on the track, the referee may use lights or flags to start the race.
  8. If a race is stopped with 2 laps or less completed it will require a complete restart in the original positions. The rider who is determined by the referee to bethe cause for the event being stopped,will be required to restart from the penalty line.
  9. If, in the referee’s opinion, it is necessary to stop a heat or main after at least 60 percent of the total distance has been covered, the race may be considered completed. Riders will be scored according to their position on the lap preceding the one during which they were red-flagged.
  10. At the referee’s discretion, the race may be resumed and riders will be started in staggered single file in the position they held on the lap before the event was stopped. Referee may require rider to stay single file until passing a designated point.
  11. When an event is stopped (red flag) before being completed, riders only can adjust or make repairs on their machine. The machine must remain on the track during this time. Mechanics are not allowed to wrench on the machine, but they can assist the rider with tooling. Riders, however, must be in their assigned positions and ready to race 4 minutes after the red flag (8 minutes during final event) or when the track is safe for racing.
  12. Any rider who leaves the track after the start of a race will be disqualified for that race. A rider is allowed to work on their machine under a green flag condition only if the work is performed in the designated pit area. Once a race is started, a rider cannot have any help from family or pit crew which will result in disqualification.
  13. If a race is stopped because riders are down, the first rider down is placed last in the restart, etc., with the last rider down behind the last rider who did not fall. If for any reason a rider does not complete the red-flagged lap, he too will be placed in the rear of the restart in a position respective of his stoppage.
  14. If the race is called complete, the riders will be scored in position in which they would have restarted.
  15. Once a race has started, a rider cannot receive any outside help on the machine or face disqualification.
  16. All riders must be able to control their machine at all times and to ride safely. The referee has the authority to disqualify any rider who can’t safely control their machine. Any racer who rides in a way that endangers himself, track officials, other racers, or the public is subject to disqualification by the referee.
  17. Once a rider has registered for an event, there is no refund unless at the discretion of the track owner once practice, and/or heats have started.
  18. Leaving the designated race course is not allowed. A rider must make every effort to stay on course at all times. If a rider cuts the course to gain position, the penalty could be the loss of finishing position or disqualification.
  19. If a rider is forced off the track, rider may continue the race by re-entering the track at the closest point of where rider left the track and may not gain any positions while off the race course.
  20. Any rider protest must be completed in writing within 30 minutes of the race being completed. See Protest Form.
  21. In the event of rain, heats can be scored as finals for that event.
  22. Any rider found using alcohol or illegal drugs during an event (while racing taking place) can be disqualified from the event immediately and may be suspended from all ATVMTTSO events.
  23. If a rider enters a class that is beyond rider’s ability, ATVMTTSO reserves the right to move down a classification at the discretion of the ATVMTTSO official. The ATVMTTSO official also reserves the right to advance a rider in classification if rider exceeds the ability of riders in the same classification.
  24. If in the event of a yellow (caution) flag, no rider may advance a position or pass another until past the caution area. Any rider that does so will be docked to the position they were in prior to making the pass and may lose 3 additional spots in the final results for that event.
  25. All riders must understand the risk involved upon entering an event and takes full responsibility for their own safety. No rider can participate in an event unless they have signed a waiver stating they understand the risk involved.
  26. A rider under the age of 18 must have a parent or notarized parental consent form and must complete a minor release and waiver form signed by participant and parental/guardian at the event registration prior to participating.
  27. Off road racing is a dangerous sport and with participation being voluntary, no entrant, pit crew member, or sponsor shall have any claim for damages, track or series official, landowner, ATVMTTSO series, it’s officers, agents, or directors arising from damage to any vehicle, personal injury or death, monetary loss of any kind, whatsoever. Entrants, pit crew members, or vehicle sponsors who voluntarily participate in any racing activities conduct under these rules, waive any claim they may have against promoter track operators, sponsor, ATVMTTSO series, its officers, agent, or directors. By registering, you acknowledge you understand this assumed risk and have read all of these rules and procedures.



  • All youth riders must fit the machine. With rider in normal riding position, with hands on handlebars, there must be a bend in the elbows; fingers must reach all control levers. Rider in a standing position on foot pegs must have 3 inches of space between seat and rider inseam.
  • Machines may be used in multiple classes by the same rider provided that both rider and machine meet the requirements of the class.
  • All machines must be class legal each time they pull up to the starting line or be subject to disqualification. A rider may change his machine after the first heat as long as the machine is class legal for that class. Rider must inform the referee and the starting position will be 24 feet behind the last occupied line or penalty line. Once a race is started there can be no changing of machines. Start of Race is defined as first attempted start, even if it results in complete restart. If you switch machines before the start of the main it has to be approved by the referee or the rider will be subject for disqualification.
  • All machines must use petroleum-based gasoline, no alcohol or nitrous kits allowed.
  • All machines must run dirt track tires (except knobby), nerf bars with nets, working tether kill switch, maximum width of 51”, all glass must be covered, brake and clutch levers must have ball ends, engine size must be stamped on engine and front and rear axle nuts must have cotter pins or clips along with the steering stem nut. All machines must run ATV or Dirt Bike motors.
  • At the referee’s discretion, the number of laps in the heats and mains may be changed if track or weather conditions warrant.
  • Use of electronic communication with the rider or use of a portable electronic device of any kind, would be considered a distraction while on the ATV and is prohibited during the meet.
  • All machines must have a vertical number plate mounted to the front bumper and a rear grab bar number plate.
  • Any race motor or race machine can be subject to inspection at any time throughout the race day by the referee.
  • All machines must use a tether type kill switch attached to the rider and machine which will kill the motor in case rider is separated from machine.
  • Safety equipment and machine eligibility are the sole responsibility of the rider. After registration and prior to practice, a mandatory courtesy inspection may be performed at each event to check number plates and numbers, tether cord kill switch, nerf bars with nets and machine width not wider than 51”. Random equipment inspections may be done and may include, but not limited to: fuel, sound, and width. If a machine does not pass inspection, it will not be allowed to compete.
  • Racers (including crew members) are not allowed to do any shoveling or sweeping at the starting line. After bringing their machine to the starting line, RACERS ONLY are allowed to use hands and feet to clear starting spot behind the start line. Mechanics are only allowed to the starting line if a machine cannot start and the rider needs assistance. The 2 minute rule still applies.
  • Protective pants made of durable material made for the sole purpose of ATV racing and a long sleeve jersey must be worn.
  • Boots must be worn in all events. They must be at least 8 inches high with laces, zippers, or buckles and must be designed to protect your legs and feet.
  • Riders are recommended to use gloves, chest protector, neck brace, and knee braces to help protect them from injury.
  • All riders should use a shatterproof face shield or shatterproof goggles.
  • All riders must wear a full face helmet properly fastened when on the track for practice and racing.
  • Riders should have medical insurance effective throughout the events.


Rider Advancement:

  • All class champions of B and C class need to advance to the next higher class.
  • Moving to a higher class in any race by rider will result in being permanently in the higher class. If a rider believes he/she is not able to compete in the higher class, he/she may appeal (once per season) in writing to the ATVMTTSO Board. Each case will be considered individually at a regular meeting of the board.
  • Riders who return to a lower class are only those who are considered to not be able to compete in the class they are leaving and will not dominate the class they are returning to.
  • Any rider returning to racing after a 2-year break must ask to be moved as explained above and cannot move back a class automatically without approval.


Rider Conduct:

  • All riders are responsible for their own actions and the actions of their family and pit crew. Any detrimental actions or abusive language directed at a track official, referee, or ATVMTTSO board member may result in disqualification. Riders should abide by an ethical code of conduct, integrity, and sportsmanship on and off the track.


  • Green- Start
  • White- One lap until finish
  • Yellow-Caution. NO passing
  • Black- Rider disqualification
  • Blue- Indicates you are about to be passed or lapped. Do not impede their progress.
  • White with red cross- Emergency personnel on track. Exercise caution.
  • Checkered- Race is over
  • Red- Race is stopped


  • Pro Am 8/15 at riders’ discretion + or – (MUST TAKE JOKER LANE ONE TIME IN HEAT AND MAIN)
  • Pro Am SPEC 8/15 at riders’ discretion + or – (MUST TAKE JOKER LANE ONE TIME IN HEAT AND MAIN)
  • Semi Pro Am (A) 6/10
  • Amateur 6/8
  • Youth 6/8
  • 0-50cc 4/6

At referee’s discretion, the number of laps may be changed if track or weather conditions warrant.


  • PRO – can run Pro and Pro Am
  • PRO AM- can run Pro Am and Pro or Pro Am and Semi Pro Am
  • PRO AM SPEC – can run Pro Am and Pro or Pro Am and Semi Pro Am (This is a spec class which requires the use of “Hoosier” Tires on all 4 wheels. Any compound or size of Hoosier tire is legal. Tires used must be available to general public for sale)
  • SEMI PRO AM (A)- can run Semi Pro Am and Pro Am or Semi Pro Am and Open Amateur
  • B- Can run B and Open Amateur
  • C- can run C and Open Amateur – 12 yrs old must participate on machines that are rider eligible
  • Women- can run B, C, Open Amateur, Semi Pro Am or Pro Am
  • 35+
  • Two Stroke (Any two stroke 250r/Banshee ATV)
  • Open Amateur- 15+ years
  • Youth Open- 4 Stroke 400cc 12-15 yrs old/2 Stroke 91-240cc 12-15 yrs old
  • Mini Open- 2Stroke 105cc/4 Stroke 150cc 9-15 yrs old
  • 70-90cc 8-15 yrs old
  • 50-70cc 6-11 yrs old
  • 0-50cc- 4-8 yrs old
  • Novice/Knobby
  • 3 Wheelers
  • Side x Side- Must run TT tires

Classes are subject to change
All riders must be 16 yrs old to ride a 450 cc motor

Class Entry Fee-

Pit Pass:

  • Weekend: $25
  • Friday: $25
  • Saturday: $25
  • Spectator: $5 (after 4pm)
  • (Kids 5 and under FREE)
  • (RIDERS FREE when you sign up for two classes on Thursday or Friday)

Amateurs/Youth: $40

Pro-Am: $80

Pro: $100


1. Three types of protests:

  • Visual protests relate to machines and components where it can be confirmed visually
  • Technical protests relate to machines and components where some type of measuring or teardown must be performed
  • All other protests are defined as administrative

2. Unless otherwise excluded herein, riders may file a protest on any matter regarding an event in which they were a participant. Matters may include but are not limited to, the conformity for the machine or the ability of the rider.

3. Each protest must be made separately in writing and signed by the protestor. Each protest must specify the violation of the rules or the procedure that is alleged and must be accompanied by the proper filing fee.

  • For each protest, $100 per item protested
  • In addition to the protest fee(s), the following teardown fees will apply for a technical protest.
  • 2 Stroke $125
  • 4 Stroke $250
  • An additional $100 is required for measurement of a motor that has to be removed from the frame

4. The referee must accept any protest that is properly made with the proper time limit and accompanied by the proper fee.

5. All protests must be filed within 30 minutes of the posting of the results of the race in question.

6. Final determination of a protest will be from the referee and will be final.

7. The referee will render decision at all protests as soon as possible. If it is not possible to make an immediate decision, the referee may allow a protested machine or rider to compete under protest. Any payment or awards will be withheld until a decision can be made.

8. When a protest involves piston displacement r other internal engine modification, the referee must call for an engine measurement after the event. The protesting party must be present during the inspection and teardown and be informed of the final measurements.

9. The referee is empowered to levy the appropriate penalties.

10. Once made, a protest cannot be withdrawn without the permission of the referee


Protest Form


Rick Earnhardt: (919) 422-5692

For more info go to: