US lawUtahRegulationsAgency 13 — Environmental QualityProgram 307 — Air QualityR307-405 — Permits: Major Sources in Attainment or Unclassified Areas (PSD)R307-405-6R307-405-6R307-405-6. Ambient Air IncrementsLast amended: 2023Length: 11 wordsOfficial source Cite as Utah Admin. Code R307-405-6The provisions of 40 CFR 52.21(c) are hereby incorporated by reference.PreviousR307-405-5NextR307-405-7