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40 C.F.R. § 52.471
Classification of regions.
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Source: 37 FR 10857, May 31, 1972, as amended at 39 FR 16346, May 8, 1974; 46 FR 61263, Dec. 16, 1981
Table of Contents
Subpart J—District of Columbia
- §52.470 Identification of plan.
- §52.471 Classification of regions.
- §52.472 Approval status.
- §52.473 [Reserved]
- §52.474 Base Year Emissions Inventory.
- §52.475 Determinations of attainment.
- §52.476 Control strategy: ozone.
- §52.477 Control strategy: Particular matter.
- §52.478 Rules and Regulations.
- §52.479 Source-specific requirements.
- §52.480 Photochemical Assessment Monitoring Stations (PAMS) Program.
- §52.481-52.483 [Reserved]
- §52.484 Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of nitrogen oxides?
- §52.485 Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of sulfur dioxide?
- §52.486-52.498 [Reserved]
- §52.499 Significant deterioration of air quality.
- §52.510 Small business assistance program.
- §52.515 Original identification of plan section.