Oregon DOT Number and Commercial Vehicle Requirements

Feb. 20, 2026, 1:23 p.m.
Operating a commercial vehicle in Oregon requires proper registration, compliance credentials, and in many cases, a USDOT number. This guide explains when a DOT number is required, how to register, and what commercial vehicle rules apply in Oregon.
Oregon DOT Number and Commercial Vehicle Requirements

What Is a DOT Number?

A USDOT number is issued by the Federal Motor Carrier Safety Administration (FMCSA). It is used to:

  • Track a carrier’s safety record

  • Monitor compliance reviews and inspections

  • Identify commercial vehicles in interstate commerce


 Who Needs a USDOT Number in Oregon?

You must obtain a USDOT number if you operate:

 Interstate Commerce

Any vehicle that:

  • Transports goods or passengers across state lines

  • Is involved in interstate trade (even if operating only within Oregon)

  • Has a GVWR of 10,001 pounds or more

Intrastate Commerce (Within Oregon Only)

Oregon may require a DOT number for:

  • Vehicles with a GVWR over 10,000 pounds

  • Vehicles transporting hazardous materials

  • Passenger carriers meeting federal thresholds


 How to Apply for a USDOT Number

  1. You can call to (503) 386-4187 and apply for the USDOT number.


 Additional Oregon Commercial Vehicle Requirements

In addition to a USDOT number, Oregon carriers may need:

  • Oregon Weight-Mile Tax account (for vehicles over 26,000 lbs)

  • IRP registration for interstate fleets

  • IFTA license for fuel tax reporting

  • Proper vehicle registration through the Oregon DMV

  • Insurance meeting federal and state minimums


 Required Markings on Commercial Vehicles

Oregon commercial vehicles must display:

  • Legal business name

  • USDOT number

  • City and state of principal place of business

Markings must be visible from at least 50 feet and contrast with the vehicle color.


 Compliance & Enforcement

Commercial vehicles in Oregon are subject to:

  • Roadside inspections

  • Safety audits

  • Weight checks at ports of entry

  • Electronic logging device (ELD) requirements

Failure to comply may result in:

  • Fines and penalties

  • Out-of-service orders

  • Suspension of operating authority


 Common Mistakes to Avoid

  • Operating without a required USDOT number

  • Not updating company information with FMCSA

  • Incorrect vehicle weight classification

  • Missing Weight-Mile Tax registration

 

 

Oregon DOT Number and Commercial Vehicle Requirements

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