Seattle Washington Transport

Seattle Washington Oversize Permits & Escort Information

WE ARE NOT A PERMIT SERVICE NOR DO WE ARRANGE PERMITS FOR CARRIERS.  THIS IS STRICTLY JUST FOR INFORMATIONAL PURPOSES.  WE DO NOT ENSURE THE ACCURACY OF THE BELOW INFORMATION SO BE SURE TO READ YOUR PERMIT SHEETS CAREFULLY!

Note: For state regulations, see Washington OD Regulations

Weight and Dimension Restrictions

Over-legal Truck Permits

These vehicles and loads exceed the maximum height, weight, width, and/or length, specified by state law. All oversized vehicles and loads traveling within Seattle must obtain a permit to operate. City law allows SDOT to issue these permits.

Truck Validations and Commercial Vehicle Enforcement Officer (CVEO) Escorts

• If you are entering/exiting the City of Seattle with an over-legal load using a state or western regional permit, you are required to obtain a City of Seattle validation number before moving the load on City streets.
• For holders of City of Seattle Annual Over-legal permits, a validation number is required for loads that exceed the dimensions listed on the permits.
• Generally, over-legal loads requiring a City of Seattle Commercial Vehicle Enforcement escort will be moved between the hours of 4:00 AM and 6:00 AM.

For more details and to apply for over-legal truck permits see https://www.seattle.gov/transportation/permits-and-services/permits/parking-permits/over-legal-trucks-permits