Iowa construction contractor registration lookup

Search statewide active construction contractor registrations by business name or verify a known number. Review the source limits before relying on a match.

Verify a contractor license

Free public lookup: up to 10 search or verification requests per IP each UTC day.

Results are informational and should be confirmed against the official Iowa Department of Inspections, Appeals, and Licensing (DIAL) record before making a hiring or compliance decision.

Authority

Iowa Department of Inspections, Appeals, and Licensing (DIAL)

Live coverage

Statewide active construction contractor registrations

Refresh cadence

Weekly Tuesday at 10:00 AM Pacific

Source and coverage

StateLicense downloads the official DIAL active construction contractor registration dataset and refreshes it weekly. Results identify the credential as a registration and preserve the source's REGISTERED status.

Review a result

Compare the construction contractor registration number, business identity, status, classifications, and dates with the official Iowa Department of Inspections, Appeals, and Licensing (DIAL) record before a consequential decision.

Information returned by the lookup

Information	Availability
Registration number	When supplied by the authority
Business identity	When supplied by the authority
Registered status	When supplied by the authority
Issue and expiration dates	When supplied by the authority
Source freshness	When supplied by the authority

Freshness: Weekly Tuesday at 10:00 AM Pacific. Field availability depends on the source record; unavailable values are not inferred.

Need Iowa contractor data programmatically?

Add the same source-linked records to onboarding, compliance, or internal operations workflows through the live StateLicense API.

Use the Iowa construction contractor registration API →

Production APILive

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

Representative response

{
  "results": [
    {
      "state": "IA",
      "license_number": "LICENSE_NUMBER",
      "business_name": "Example Contractor",
      "status": "active",
      "authority": "Iowa Department of Inspections, Appeals, and Licensing",
      "license_type": "Source-specific type",
      "source_updated_at": "2026-09-03T00:00:00Z"
    }
  ],
  "total": 1,
  "page": 1
}

Free dashboard and API access

Free accounts include an API key and 25 authenticated dashboard or API requests per UTC month.

Coverage limitations

• A construction contractor registration is not a trade license.
• The current-only dataset omits expired and adverse history. Check any separately required license with DIAL.

Iowa construction contractor registration lookup FAQ

What does Iowa coverage include?

Statewide active construction contractor registrations. A construction contractor registration is not a trade license. The current-only dataset omits expired and adverse history. Check any separately required license with DIAL.

Related resources

Iowa construction contractor registration API

Search and verify statewide active construction contractor registrations through the live StateLicense API.

Learn more →

Contractor License Verification Checklist

Use this contractor license verification checklist to review identity, authority, status, classification, dates, coverage details, and record freshness.

Learn more →