---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part52/subpartEEE"
level: "subpart"
label: "Subpart EEE"
heading: "Approval and Promulgation of Plans"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part52-subpartEEE"
sections_count: 1
---

# Subpart EEE — Approval and Promulgation of Plans

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

- [§52.2850. Approval and promulgation of implementation plans.](/cfr/40/52.2850.md)