Plumber licenses in
Washington, DC
Washington, DC licenses plumbers statewide.
Search Washington, DC plumber licenses (opens official site)
Official search run by DC Board of Industrial Trades (Department of Licensing and Consumer Protection) at govservices.dcra.dc.gov.
What the license should say
In Washington, DC you'll see one of these on a plumber's card, bid or truck:
- Master plumber and gasfitter
- Individual; holds a journeyman license and has worked as a journeyman for at least 4 years (DC Code 47-2853.122).
- Journeyman plumber and gasfitter
- Individual; 8,000 apprentice hours over at least 4 years or a mechanical engineering degree plus 2 years (DC Code 47-2853.122).
- Plumbing contractor
- Business; licensed with a designated DC master plumber and a bond.
Hiring a company, not a person?
Plumbing contractor license from the Board of Industrial Trades, requiring proof of business registration or good standing, a designated DC-licensed master plumber and a bond.
Before you hire
- Contractor licensing in Washington, DC (small-job limits, bonds, permits)
- How to check a license in Washington, DC, step by step
- Before-you-hire checklist (one page, free PDF)
- File a complaint about a plumber (opens official site)
Keep this handy
We'll email you the one-page before-you-hire checklist, plus occasional tips on hiring safely.