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Mobile home moving laws and licensing in Washington

State license:Installers only

How Washington regulates mobile home moves: licensing, how to look a mover up and USDOT rules.

Researched from public sources, last checked March 14, 2026.

Is a license required?

Washington regulates mobile-home work through installer licensing. We have no license on record specific to moving a mobile home. The primary regulator is WA UTC + WSDOT.

Mobile home licenses in Washington

Installing (not a moving license)

USDOT and operating authority

  • A USDOT number is required for moves within Washington when the vehicle or combination weighs 16,001 lbs or more. Source
  • Moves that cross a state line need a USDOT number in every state. Source

Licensed mobile home movers in Washington

We don't have a Washington mobile home credential on record for any company yet.

Browse mobile home movers in Washington

Questions

Do you need a license to move a mobile home in Washington?
Washington regulates mobile-home work through installer licensing. We have no license on record specific to moving a mobile home. The primary regulator is WA UTC + WSDOT.
Does a mobile home mover in Washington need a USDOT number?
A USDOT number is required for moves within Washington when the vehicle or combination weighs 16,001 lbs or more. Moves that cross a state line need a USDOT number in every state.

Sources

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