What This API Does

🏥

California Nurse License Verification

Verify RN, LPN, and APRN licenses issued by the California Board of Registered Nursing. Returns license number, status (active/inactive/expired), issue and expiration dates, and any disciplinary actions on file.

🔨

California Contractor License Verification

Verify general contractor, specialty, and trade licenses managed by the Contractors State License Board (CSLB). Returns license classification, bonding status, insurance info, and current standing.

More California License Types

🏠 Real Estate Agent → 🛡️ Insurance Agent → 🔨 General Contractor → ⚡ Electrician → 🔧 Plumber → ❄️ HVAC Technician →

Who Uses This API in California

Healthcare Staffing Agencies

Automate nurse credential verification for California placements. Reduce manual lookups from hours to seconds across high-volume markets with strict licensing requirements.

Property Management Platforms

Verify contractor licenses before approving maintenance and renovation work on California properties. Protect against unlicensed operators.

HR & Compliance Teams

Build automated compliance workflows for tech-forward staffing platforms and large construction operations. Monitor license expirations and get ahead of renewal deadlines.

California Licensing Authorities

Nursing Licenses

California Board of Registered Nursing

Governs RN, LPN/LVN, and APRN licensure in California. Handles initial licensing, renewals, and disciplinary proceedings.

Contractor Licenses

Contractors State License Board (CSLB)

Oversees general contractor and specialty trade licensing in California. Maintains public records of license status, bonds, and complaints.

API Endpoints

POST /nurse/verify

Verify a nursing license in California

curl -X POST https://license-verify-api-production.up.railway.app/nurse/verify \
  -H "Content-Type: application/json" \
  -H "X-RapidAPI-Key: YOUR_API_KEY" \
  -d '{
    "name": "Jane Doe",
    "state": "CA",
    "license_type": "RN"
  }'

POST /contractor/verify

Verify a contractor license in California

curl -X POST https://license-verify-api-production.up.railway.app/contractor/verify \
  -H "Content-Type: application/json" \
  -H "X-RapidAPI-Key: YOUR_API_KEY" \
  -d '{
    "name": "John Smith",
    "state": "CA",
    "license_type": "General"
  }'

POST /batch

Verify multiple licenses at once — ideal for California staffing agencies processing bulk hires

curl -X POST https://license-verify-api-production.up.railway.app/batch \
  -H "Content-Type: application/json" \
  -H "X-RapidAPI-Key: YOUR_API_KEY" \
  -d '{
    "requests": [
      { "type": "nurse", "name": "Jane Doe", "state": "CA", "license_type": "RN" },
      { "type": "contractor", "name": "John Smith", "state": "CA", "license_type": "General" }
    ]
  }'

Example Response

{
  "status": "found",
  "state": "CA",
  "license": {
    "name": "Jane Doe",
    "license_number": "CA-RN-2024-XXXXX",
    "license_type": "Registered Nurse",
    "status": "Active",
    "issue_date": "2020-06-15",
    "expiration_date": "2026-12-31",
    "board": "California Board of Registered Nursing",
    "disciplinary_actions": []
  }
}

Pricing

Free

$0

50 requests/day

Pro

$9.99

1,000 requests/mo

Ultra

$29.99

5,000 requests/mo

Mega

$99.99

25,000 requests/mo

Subscribe on RapidAPI →

FAQ — California License Verification

Which California license types can I verify?

Nursing: RN, LPN/LVN, APRN. Contractors: General, Specialty (electrical, plumbing, HVAC), and trade-specific classifications regulated by the Contractors State License Board (CSLB).

How current is the California license data?

Data is sourced from California's official licensing board databases. Results reflect the latest publicly available records from the California Board of Registered Nursing and Contractors State License Board (CSLB).

Can I verify licenses across multiple states?

Yes. The same API works for all 50 states. Use the batch endpoint to verify California licenses alongside any other state in a single request.

Is there a free tier?

Yes — 50 free requests per day. No credit card required. Sign up on RapidAPI to get your key instantly.

License Verification API for California
Nurse & Contractor Licenses