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Dallas, Texas · contractor license lookup

How to verify a contractor license in Dallas, Texas

Check any Dallas contractor license — status and expiration — through one normalized API, or look it up by hand on the city licensing portal. Dallas licenses trades at the city level, not just the Texas state board.

Dallas coverage: Operational · live status

What you can verify

Data source: Official Dallas licensing portal

Jurisdiction: Dallas (municipal), Texas

Trade types

ElectricalGeneral ContractorHVACPlumbing

Looking for the Texas state board instead? See the Texas contractor license guide.

One call. State and city licenses, same schema.

The /verify response is identical in shape whether the license is issued by a state board or a city — add the city parameter and your integration code stays the same:

GET /verify?state=TX&city=dallas&license=SAMPLE-12345&trade=electrical
{
  "valid": true,
  "name": "SAMPLE CONTRACTING LLC",
  "license_number": "SAMPLE-12345",
  "trade": "electrical",
  "expiration": "05/12/2027",
  "status": "Active",
  "state": "TX",
  "disciplinary_actions": [],
  "source_url": "https://aca-prod.accela.com/DALLASTX/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO",
  "cached": false,
  "checked_at": "2026-06-22T05:14:00Z"
}

Example response showing the normalized schema. Wire it up against deterministic fixtures in the sandbox — no credit cost.

Verify Dallas licenses programmatically

# Verify a Dallas contractor license with one API call
curl -H "X-API-Key: YOUR_KEY" \
  "https://www.tradesapi.com/verify?state=TX&city=dallas&license=SAMPLE-12345&trade=electrical"

The official Dallas licensing portal is at https://aca-prod.accela.com/DALLASTX/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO — free to search by hand. TradesAPI wraps it in the same /verify call you use for every state, so city and state licenses come back in one normalized schema.

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Frequently asked questions

Does Dallas issue its own contractor licenses?
Yes. Dallas licenses certain trades at the city level rather than (or in addition to) the Texas state board. TradesAPI verifies Dallas municipal licenses through the same GET /verify endpoint, passing city=dallas alongside the state.
How do I verify a Dallas contractor license?
Call TradesAPI's GET /verify with state=TX, city=dallas, and the license number to get a normalized result — valid/invalid, status, and expiration — in one request, or search the city portal by hand.
What Dallas trades can I verify?
TradesAPI covers these Dallas trade types today: Electrical, General Contractor, HVAC, Plumbing.