U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 30, 2025

All TitlesTitle 40Chapter IPart 52Subpart NN - Subpart NN—Pennsylvania
§ 52.2020 - Identification of plan.
§ 52.2021 - Classification of regions.
§ 52.2022 - [Reserved]
§ 52.2023 - Approval status.
§§ 52.2024-52.2026 - §[Reserved]
§ 52.2027 - Approval status of Pennsylvania's Generic NOX and VOC RACT Rules.
§§ 52.2028-52.2032 - §[Reserved]
§ 52.2033 - Control strategy: Sulfur oxides.
§ 52.2034 - [Reserved]
§ 52.2035 - Photochemical Assessment Monitoring Stations (PAMS) Program.
§ 52.2036 - Base year emissions inventory.
§ 52.2037 - Control strategy plans for attainment and rate-of-progress: Ozone.
§ 52.2038 - Rate of Progress Plans: Ozone.
§ 52.2039 - Interstate transport.
§ 52.2040 - Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of nitrogen oxides?
§ 52.2041 - Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of sulfur dioxide?
§ 52.2042 - Visibility protection.
§ 52.2043 - Control strategy for maintenance plans: ozone.
§§ 52.2044-52.2051 - §[Reserved]
§ 52.2052 - Motor vehicle emissions budgets for Pennsylvania ozone areas.
§ 52.2053 - The Motor Vehicle Emissions Budgets for the Pennsylvania Counties in the Philadelphia-Wilmington, PA-NJ-DE 1997 Fine Particulate Matter Nonattainment Area
§ 52.2054 - Control of asphalt paving material.
§ 52.2055 - Control strategy: Lead.
§ 52.2056 - Determinations of attainment.
§ 52.2057 - [Reserved]
§ 52.2058 - Prevention of significant air quality deterioration.
§ 52.2059 - Control strategy: Particulate matter.\
§ 52.2060 - Small Business Assistance Program.
§ 52.2061 - Operating permits.
§ 52.2062 - Plan approvals.
§ 52.2063 - Original identification of plan section.
§ 52.2064 - EPA-approved Source-Specific Reasonably Available Control Technology (RACT) for Volatile Organic Compounds (VOC) and Oxides of Nitrogen (NOX).
§ 52.2065 - Federal implementation plan addressing reasonably available control technology requirements for certain sources.
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