Off-Road Use: Registration Requirements
In Oregon, dirt bikes used off-road are classified as Class III all-terrain vehicles (ATVs). While titling and registration are not required for off-road use, an ATV Operating Permit is mandatory when operating on public lands designated for ATV use.
- ATV Operating Permit:
- Cost: $10
- Validity: 2 years
- Requirement: Must be displayed on the vehicle when operating on public lands open to ATV use.
- Safety Education:
- All Class III ATV operators are required to complete the ATV Safety Education Course and carry the ATV Safety Education Card while riding.
- Youth Riders:
- The minimum age to operate a Class III ATV is 7 years old.
- Riders 15 years and under must:
- Complete a hands-on training course.
- Be supervised by an adult with a valid ATV Safety Education Card.
- Wear a DOT-approved helmet.
- Operate an appropriately sized ATV.
Street Use: Converting a Dirt Bike to Street-Legal
Converting a dirt bike for street use in Oregon is possible but involves strict compliance with both federal and state regulations.
Conversion Requirements:
- Engine Certification:
- Contact the manufacturer (not the dealership) to verify if the engine is EPA-certified for street use.
- If certified, obtain a letter from the manufacturer stating the engine meets street standards and any modifications needed.
- Required Equipment:
- DOT-approved headlight with high and low beams.
- Taillight with brake light function.
- Front and rear turn signals.
- Rearview mirror(s).
- Horn audible from at least 200 feet.
- DOT-approved tires.
- Muffler to comply with noise regulations.
- Speedometer and odometer.
- Reflectors and high/low beam indicator.
- Documentation:
- Manufacturer’s Certificate of Origin (MCO) or title.
- Bill of sale.
- Receipts for all modifications.
- Letters from the manufacturer regarding engine certification and required modifications.
- Inspection and Registration:
- Submit all documentation to your local DMV field office.
- A Vehicle Identification Number (VIN) inspection may be required.
- Register the motorcycle and obtain a license plate.
- Insurance:
- Secure liability insurance as required for all street-legal vehicles in Oregon.
Where You Can Ride
Off-Road:
- Private Property: Riding is permitted with the landowner’s consent.
- Designated Areas: Oregon offers over 50 designated and managed riding areas and trails. Ensure compliance with local regulations and obtain necessary permits.
On-Road:
- Permitted Roads: Operation of dirt bikes on public roads is allowed only if the bike has been converted to meet street-legal requirements and is properly registered and insured.
Rider Requirements
- License: A valid driver’s license with a motorcycle endorsement is required to operate a street-legal dirt bike on public roads.
- Helmet Use: All riders and passengers are required by state law to wear a helmet that meets U.S. Department of Transportation standards.
- Eye Protection: If the motorcycle is not equipped with a transparent windscreen, riders must wear protective glasses, goggles, or a face shield.
Penalties for Non-Compliance
Failure to adhere to Oregon’s dirt bike laws can result in:
- Fines: Monetary penalties for unregistered or improperly equipped vehicles.
- Impoundment: Unauthorized vehicles may be impounded by law enforcement.
- License Suspension: Operating without a valid license or insurance can lead to suspension of driving privileges.
Relevant Oregon Laws and Agencies
- Oregon Department of Transportation (ODOT): Handles vehicle titling, registration, and licensing.
- Oregon Parks and Recreation Department (OPRD): Manages ATV permits and off-road riding areas.
- Oregon Revised Statutes (ORS) Chapter 821: Outlines regulations for off-road vehicles.


