Sound Limit: 103dB. Mufflers required on all cars.
Open wheels vehicles are not allowed.
Drivers must be at least 18 years old and have a valid driver’s license.
Drivers under 18 must contact the registrar for approval and required minor waiver.
All cars must display a car number. 1, 2 or 3-digit numbers only (no alphabetic or other characters).
All drivers and passengers must comply with the NorCal SAAC Open Track Rules.
All drivers and passengers must provide emergency medical information.
All drivers and passengers must sign a Release of Liability Waiver.

Car Numbers

All cars must display a car number. 1, 2 or 3-digit numbers only (no alphabetic or other characters). The digits must be at least 10 inches high with a 1 inch wide stroke and be in a strongly contrasting color to the color of the car. Shoe polish on the windows will not be permitted. This number must be displayed on the car at all times while on the track. It must be displayed on both sides at a minimum. An additional location on the hood is recommended.

Tech Inspection

Car preparation and technical inspection are the responsibility of the participant. During the registration process, all drivers must affirm that their cars have been inspected and prepared for the event. OTEC officials may inspect cars, at their sole discretion, at an event and any car judged to fail the inspection will not be allowed on the track. All cars participating must present a completed and signed copy of the Tech Form.

Protective Clothing

Drivers and passengers are required to have the following attire:

Fireproof Gloves
Long-sleeve cotton shirt
Full-length pants
Non-melting shoes
Helmet with a SNELL rating of SA2010, M2010, SA2015 and M2015. No DOT only helmets.
Read more here: Safety Requirements

Open Track Run Groups

Yellow	Novice: Limited track experience. Controlled passing zones. No special equipment required except for convertibles*
Red	Intermediate: Driver knows how to drive the line. Driver can observe corner workers and obey flag signals. Additional passing zones granted. No special equipment required except for convertibles*
Purple	Intermediate-Advanced: Driver is comfortable with traffic. Car/Driver speeds are faster. Additional passing zones granted. No special equipment required except for convertibles*
Green	Advanced-Expert: Car/Driver combination is significantly faster. Racing-style harness 4-Point all cars, convertibles require roll bar

*Convertibles require roll bar or factory installed rollover protection. Cobras with 3-point bars OK, no passengers allowed.