US lawMichiganRegulationsDepartment — Labor and Economic OpportunityBureau — MIOSHAR 408.10901 to 408.10999 — Part 9. Fixed Fire Equipment408.10973R 408.10973R 408.10973 Exceptions to use.Last amended: 1979Year: 2026Length: 19 wordsOfficial source Cite as Mich. Admin. Code R 408.10973Rule 973. A halogenated fire extinguishing system shall not be used to extinguish fires as listed in R 408.10944.PreviousR 408.10971NextR 408.10975