---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part52/subpartPP"
level: "subpart"
label: "Subpart PP"
heading: "South Carolina"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part52-subpartPP"
sections_count: 14
---

# Subpart PP — South Carolina

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter C — Air Programs › Part 52 — Approval and Promulgation of Implementation Plans

## Sections

- [§52.2120. Identification of plan.](/cfr/40/52.2120.md)
- [§52.2121. Classification of regions.](/cfr/40/52.2121.md)
- [§52.2122. Approval status.](/cfr/40/52.2122.md)
- [§52.2124. Legal authority.](/cfr/40/52.2124.md)
- [§52.2125. Control strategy: Ozone.](/cfr/40/52.2125.md)
- [§52.2126. VOC rule deficiency correction.](/cfr/40/52.2126.md)
- [§52.2127-52.2129. Reserved](/cfr/40/52.2127-52.2129.md)
- [§52.2130. Control strategy: Sulfur oxides and particulate matter.](/cfr/40/52.2130.md)
- [§52.2131. Significant deterioration of air quality.](/cfr/40/52.2131.md)
- [§52.2132. Reserved](/cfr/40/52.2132.md)
- [§52.2133. General conformity.](/cfr/40/52.2133.md)
- [§52.2134. Original identification of plan section.](/cfr/40/52.2134.md)
- [§52.2140. Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of nitrogen oxides?](/cfr/40/52.2140.md)
- [§52.2141. Interstate pollutant transport provisions; What are the FIP requirements for decreases in emissions of sulfur dioxide?](/cfr/40/52.2141.md)