Limited state licensing

Michigan HVAC Licensing and Local Requirements Guide

Limited state licensing

Check the rules for this work

Michigan’s Department of Licensing and Regulatory Affairs issues mechanical contractor licenses with classifications that include HVAC equipment, refrigeration, and heating or air conditioning service.

This route covers the mechanical contractor credential. Choose the classification and limitations that apply to the work in Article 8 of the Skilled Trades Regulation Act.

Check which state license applies ↗

Official source: www.legislature.mi.gov. Retrieved 2026-09-05.

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We do not store or publish licensee records. Information here may be incomplete or out of date, so always confirm requirements with the licensing authority.

Latest source retrieval: 2026-09-05.