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New Jersey · General Contractor license lookup

How to verify general contractor licenses in New Jersey

Check any New Jersey general contractor license — status, expiration, and disciplinary history — through one normalized API, or look it up by hand on the state board portal.

New Jersey coverage: Operational · live status

What you can verify

Trade: General Contractor

Data source: Real-time portal check

Coverage: Home Improvement Contractor, multi-trade via NJDCA

New Jersey also supports name search — when you only have a contractor's name, the /search endpoint returns every matching license with full metadata, general contractor licenses included.

Looking for a different New Jersey trade, or the same trade in another state? See the full New Jersey license guide or the national General Contractor lookup by state.

One call. The whole picture.

The /verify response is identical in shape across every state and trade, so your integration code never changes per jurisdiction:

GET /verify?state=NJ&license=SAMPLE-12345&trade=general
{
  "valid": true,
  "name": "SAMPLE CONTRACTING LLC",
  "license_number": "SAMPLE-12345",
  "trade": "general",
  "expiration": "05/12/2027",
  "status": "Active",
  "state": "NJ",
  "disciplinary_actions": [],
  "source_url": "https://newjersey.mylicense.com/verification/",
  "cached": false,
  "checked_at": "2026-07-06T17:00:00Z"
}

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

Verify New Jersey general contractor licenses programmatically

# Verify a New Jersey general contractor license with one API call
curl -H "X-API-Key: YOUR_KEY" \
  "https://www.tradesapi.com/verify?state=NJ&license=SAMPLE-12345&trade=general"

The official New Jersey board portal is at https://newjersey.mylicense.com/verification/ — free to search general contractor licenses by hand. TradesAPI wraps it (and every other state) in one API so you don't maintain 51 different scrapers.

Start verifying in minutes

Every new API key includes 50 free verifications across all 50 states + DC, plus hosted MCP access for Claude, Cursor, and any MCP-speaking agent. No credit card to start.

Frequently asked questions

How do I verify a General Contractor license in New Jersey?
Call TradesAPI's GET /verify with state=NJ, the license number, and trade=general to get a normalized result — valid/invalid, status, expiration, and any disciplinary actions — in one request. You can also search the official New Jersey board portal by hand.
What comes back for a New Jersey general contractor license?
The normalized /verify result: whether the license is valid, its current status and expiration date, and any disciplinary actions the New Jersey board publishes — the same schema as every other state and trade.
Is New Jersey general contractor license data free to check?
The New Jersey board's public portal is free to search manually. TradesAPI adds a single normalized API across all 50 states plus DC — every new API key includes 50 free verifications.