For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.

Plumbing contractor license; issuance; conditions; operation of branch offices; supervision or control of plumbing operations; display of business sign.

MCL 339.6111
in effect
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Source: Michigan Legislature (legislature.mi.gov)URL: https://legislature.mi.gov/Laws/MCL?objectName=mcl-339-6111Fetched: 10/20/2026