New York City DCWP & DOB data

NYC Contractor License API

Name: New York City Contractor Credential Data
Creator: StateLicense

Search and verify New York City DCWP and DOB contractor records through one API. The separate NYSDOL public-work registry covers qualifying projects statewide.

Production APILive

curl --request POST "https://api.statelicense.io/v1/search" \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
  "state": "NY",
  "business_name": "ACME",
  "license_type": "Home Improvement Contractor",
  "page_size": 5
}'

Representative response

{
  "results": [
    {
      "state": "NY",
      "license_number": "LICENSE_NUMBER",
      "business_name": "Example Contractor",
      "status": "active",
      "authority": "New York City DCWP and Department of Buildings (DOB)",
      "license_type": "Home Improvement Contractor",
      "source_updated_at": "2026-09-03T00:00:00Z"
    }
  ],
  "total": 1,
  "page": 1
}

Authority

New York City DCWP and Department of Buildings (DOB)

Live coverage

New York City DCWP Home Improvement Contractors and DOB construction-trade licenses

Refresh cadence

DOB daily; DCWP weekly

Two NYC authorities, one normalized interface

Use business-name search and exact-number verification across supported DCWP and DOB records while preserving the authority and license type needed for review.

DCWP Home Improvement Contractor licenses.
DOB construction-trade license records.
Separate source refresh timestamps for freshness review.

NYC-only coverage you can evaluate clearly

StateLicense intentionally labels these records as New York City coverage. Do not use an NYC result as evidence of a statewide New York license.

API fields returned

Information	Availability
License number and status	When supplied by the authority
Business or licensee identity	When supplied by the authority
License type	When supplied by the authority
Issue and expiration dates	When supplied by the authority
Phone and location	When supplied by the authority
Authority and freshness timestamps	When supplied by the authority

Freshness: DOB daily; DCWP weekly. Field availability depends on the source record; unavailable values are not inferred.

Coverage limitations

• These DCWP and DOB license records cover New York City only.
• The separate statewide NYSDOL public-work registration is not a general-contractor license.