SUBPART MM—Oregon (§52.1970 to §52.1988)
- 52.1970—Identification of plan.
- 52.1971—Classification of regions.
- 52.1972—Approval status.
- 52.1973—Approval of plans.
- 52.1977—Content of approved State submitted implementation plan.
- 52.1982—Control strategy: Ozone.
- 52.1987—Significant deterioration of air quality.
- 52.1988—Air contaminant discharge permits.