Subpart MM—Oregon
Sections
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52.1970
§ 52.1970 Identification of plan. -
52.1971
§ 52.1971 Classification of regions. -
52.1972
§ 52.1972 Approval status. -
52.1973
§ 52.1973 [Reserved] -
52.1974
§ 52.1974 Original identification of plan section. -
52.1975-52.1986
§§ 52.1975-52.1986 [Reserved] -
52.1987
§ 52.1987 Significant deterioration of air quality. -
52.1988
§ 52.1988 Air contaminant discharge permits. -
52.1989-52.2019
§§ 52.1989-52.2019 [Reserved]