---
kind: "section"
citation: "42 U.S.C. § 7661e"
title: "42"
title_heading: "The Public Health and Welfare"
number: "7661e"
heading: "Other authorities"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/7661e"
units:
  - "Chapter 85 — Air Pollution Prevention and Control"
  - "Subchapter V — Permits"
---

# §7661e. Other authorities

- (a) **In general—** Nothing in this subchapter shall prevent a [State](/usc/42/7602.md?p=d), or interstate [permitting authority](/usc/42/7661.md?p=4), from establishing additional permitting requirements not inconsistent with this chapter.
- (b) **Permits implementing acid rain provisions—** The provisions of this subchapter, including provisions regarding schedules for submission and approval or disapproval of permit applications, shall apply to permits implementing the requirements of subchapter IV–A except as [modified](/usc/42/7501.md?p=4) by that subchapter.

## Source credit

(July 14, 1955, ch. 360, title V, § 506, as added Pub. L. 101–549, title V, § 501, Nov. 15, 1990, 104 Stat. 2645.)