PrimaryCheck

Verify a Minnesota General Contractor license

liveMN Contractor Licensing Board · profession key contractor_general

Live. We query the board directly for every check and the nightly canary is passing.

How Minnesota General Contractor license verification works

A General Contractor in Minnesota is licensed by the MN Contractor Licensing Board. PrimaryCheck looks the license up live at the board's public verification system (board lookup) by license number, or by name when no number is supplied. The record the board publishes is captured as evidence, hashed, and rendered into a proof PDF.

Fields returned for this board: status expires issued license_type address enforcement_action renewal_in_progress.

Board note: DLI Construction Codes and Licensing Division nightly CSV exports (secure.doli.state.mn.us/ccld/data/MNDLILicRegCertExport_{Electrical,Plumbing,Residential_Contractors}.csv; every column kept; max age 3 days). Electricians (Class A/B Master, Journeyworker A/B, Power Limited Technician…), plumbers (Master, Journeyworker, Restricted), residential contractors (Qualifying Builder/Remodeler/Roofer/Installer = the person; the business licence BC… does not print its qualifier → ambiguous_match for a person). HVAC is not a Minnesota state licence (Mechanical Contractor Bond is a business bond) — not covered. The interactive iMS lookup (ims.dli.mn.gov) is behind a login/guest wall and was not used. 2026-11-04.

What a General Contractor license check returns

Field checkPasses when
license_numberEqual to the board's number, ignoring prefix and leading zeros
nameLast name or declared alias matches; first name exact or nickname
license_typeThe record is a General Contractor license, strictly (no near-miss types)
statusThe board shows an active status; probation is active with a flag
expiresExpiration is on or after today, where the board publishes it
disciplinary_actionsRecorded and flagged with any order documents; never silently dropped

Verdicts: verified, discrepancy, not_found, unable_to_verify (with a reason), pending. See how verdicts are decided.

Verify a Minnesota General Contractor license by API

POST https://api.primarycheck.com/v1/verifications
{
  "person": { "firstName": "…", "lastName": "…" },
  "claims": [
    { "type": "license", "state": "MN", "profession": "contractor_general", "number": "…" }
  ],
  "purpose": "employment",
  "consent": { "consentId": "cons_…" }
}

Quickstart · License claim reference · Run one in the dashboard

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