Plan requirements — Us Code Code § 7471

Us Code Code § 7471 — Plan requirements. Reproduced from the official United States Code, with a citation summary, verification link, and related provisions.

§ 7471. Plan requirements

In accordance with the policy of section 7401(b)(1) of this title, each applicable implementation plan shall contain emission limitations and such other measures as may be necessary, as determined under regulations promulgated under this part, to prevent significant deterioration of air quality in each region (or portion thereof) designated pursuant to section 7407 of this title as attainment or unclassifiable.

(July 14, 1955, ch. 360, title I, §161, as added Pub. L. 95–95, title I, §127(a), Aug. 7, 1977, 91 Stat. 731; amended Pub. L. 101–549, title I, §110(1), Nov. 15, 1990, 104 Stat. 2470.)


Editorial Notes

Amendments

1990—Pub. L. 101–549 substituted "designated pursuant to section 7407 of this title as attainment or unclassifiable" for "identified pursuant to section 7407(d)(1)(D) or (E) of this title".

About This Section

42 U.S.C. § 7471 is part of Title 42 of the United States Code. The United States Code is the official codification of federal statutes maintained by the Office of the Law Revision Counsel of the U.S. House of Representatives. Congress amends the Code through new public laws, which are eventually incorporated into the relevant title.

This section may be cited in legal writing as 42 U.S.C. § 7471. For the most current official text, including any recent amendments, use the official source links below. Do not rely on this page as the sole authority for legal citation or litigation.

How to Read This Statute

Statutes are organized by title, chapter, section, and subsection. Pay attention to words like "shall," "may," "and," and "or," because they determine whether a requirement is mandatory or permissive and whether multiple conditions must all be met. Historical notes and amendments often appear at the end of a section.

Using This Page

This page is intended for research and educational use. Lawyers, students, journalists, and compliance professionals can use it as a starting point, but should always verify the current text through an official government source before relying on it for legal advice, filings, or compliance decisions.

Sources

Source: official Us Code text · Last verified 2026-08-27

At a glance

Verify the text

Statute text is transcribed from the official United States Code. Confirm it against the primary source before relying on it:

Not legal advice. Verify against the official source and consult a licensed Us Code attorney.

Common questions

What is the source of United States Code § 7471?

The text above is transcribed from the United States Code, the codified statutes of Us Code. The official publisher link appears under "Verify the text" on this page.

What subject does United States Code § 7471 address?

It addresses "Plan requirements". Read the section together with the surrounding provisions listed under "Nearby provisions" for the full picture.

Is United States Code § 7471 still in force?

Statutes are amended, repealed, and renumbered every session. Confirm the current version at the official Us Code source before relying on this text.

Can this page be used as legal advice?

No. This is a reference transcription for research. Applying Us Code law to your facts requires a licensed Us Code attorney who can review the specifics.