Groundcheck/District of Columbia/Plumber License
Plumber verification · District of Columbia

Check plumber license in District of Columbia.

Verify any plumber in District of Columbia for free. Groundcheck pulls DC Board of Industrial Trades license status, entity registration, court judgments, OSHA citations, and BBB complaints. Every line sourced. The contractor is never notified.

Verify a District of Columbia plumber
DC Plumber licensing requirements

District of Columbia plumber licensing.

State license required

The District of Columbia licenses plumbers at the city level through the Board of Industrial Trades.

Licensing boardDC Board of Industrial Trades
License classMaster Plumber / Journeyman Plumber
What we check

Six classes of public record for District of Columbia plumbers.

State license standing
Active, lapsed, revoked, or expired status from the DC plumber licensing board.
Entity registration
Secretary of State filing status: active, dissolved, or administratively revoked.
Court judgments & liens
Public court filings, UCC liens, and judgment records in District of Columbia.
OSHA safety record
Federal OSHA inspection history, citations, and penalty amounts. Installs, repairs, and maintains water supply, drainage, gas, and sewer systems in residential and commercial buildings-specific.
BBB complaints
Better Business Bureau complaint history and accreditation status.
Phoenix detection
Dissolved entities reopening under a new name at the same address.
Coverage

Verify plumbers in any District of Columbia city.

Groundcheck covers every plumber and contractor entity registered in District of Columbia, including:

Washington, DC+ all District of Columbia cities

Don’t hire a plumber blind in District of Columbia.

One search. Six record classes. A clear verdict in under 90 seconds.

Verify a District of Columbia plumber