Contractor licenses in
Delaware
Delaware licenses some contractors and trades statewide. Cities and counties license others.
Official search run by Delaware Division of Revenue at revenue.delaware.gov
Which work needs a license
The state licenses electrical, plumbing and HVAC work.
Small jobs
Not confirmed We haven't found an official small-job exemption.
What a licensed contractor had to show
- Exam
- Not confirmed
- Bond
- Not confirmed
- Insurance
- Not confirmed
- Experience
- Not confirmed
State license searches
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Delaware Division of Revenue
Business license (resident or non-resident contractor) required for all contractors; not a competency license
Search licenses (opens official site) Agency site (opens official site)
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Delaware Board of Electrical Examiners (Division of Professional Regulation)
Electricians
Search licenses (opens official site) Agency site (opens official site)
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Delaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners (Division of Professional Regulation)
Plumbers and HVACR licensees
Search licenses (opens official site) Agency site (opens official site)
City and county licenses
Much of the licensing happens here. These are the largest local programs with an online search.
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New Castle County (unincorporated areas)
New Castle County Department of Land Use, Contractor Licensing. All construction contractors, with permit-endorsed licenses for building, plumbing and HVACR work
Not listed? Call the building department for the city or county where the work is.
If something goes wrong
- File a complaint about a contractor (opens official site)
- Permits come from your city or county building department.