US lawMichiganRegulationsDepartment — Labor and Economic OpportunityBureau — MIOSHAR 325.62001 to 325.62006 — Part 620. Ventilation Control for Construction325.62004R 325.62004R 325.62004 Rescinded.RepealedLast amended: 2018Year: 2026Length: 1 wordsOfficial source Cite as Mich. Admin. Code R 325.62004Rescinded.PreviousR 325.62003NextR 325.62005