US lawMichiganRegulationsDepartment — Environment, Great Lakes and EnergyBureau — Air Quality DivisionR 336.1801 to 336.1846 — Part 8. Emission Limitations and Prohibitions-Oxides of Nitrogen (NOx)336.1821R 336.1821R 336.1821 Rescinded.RepealedLast amended: 2022Year: 2026Length: 1 wordsOfficial source Cite as Mich. Admin. Code R 336.1821Rescinded.PreviousR 336.1818NextR 336.1822