Washington Licensing Overview for a Plumber

Licensing for a plumber in Washington is controlled by the Washington State Department of Labor and Industries.

General Guidelines for a Plumber in Washington

Specific requirements to perform plumber services can generally be used as a guideline, but make sure to check with your local governing rules and regulations.

Who’s allowed to perform these services?

Plumber

General requirements for a plumber license?

•Journeyman Plumber – You must show proof of 8,000 hours, and not less than four years working as a plumber trainee under the supervision of a certified plumber. At least 4,000 of the hours, and not less than two years, must be completed in commercial or industrial installation.

•Specialty Residential Plumber – You must show proof of 6,000 hours, and not less than six years, working as a residential plumber under the supervision of a certified plumber.

What’s the state licensing site for a plumber?

Washington State Department of Labor and Industries

What are some training programs available for a plumber?

See training programs

How long is a license good for and when do I need to renew?

Check with local governing body for updated details.

What are fees associated with licensing?

Check with local governing body for updated details.

Location(s):

Washington