---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch85/schII/ptA"
level: "part"
label: "Part A"
heading: "Motor Vehicle Emission and Fuel Standards"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch85-schII-ptA"
sections_count: 19
---

# Part A — Motor Vehicle Emission and Fuel Standards

Title 42 — The Public Health and Welfare › Chapter 85 — Air Pollution Prevention and Control › Subchapter II — Emission Standards for Moving Sources

## Sections

- [§7521. Emission standards for new motor vehicles or new motor vehicle engines](/usc/42/7521.md)
- [§7522. Prohibited acts](/usc/42/7522.md)
- [§7523. Actions to restrain violations](/usc/42/7523.md)
- [§7524. Civil penalties](/usc/42/7524.md)
- [§7525. Motor vehicle and motor vehicle engine compliance testing and certification](/usc/42/7525.md)
- [§7541. Compliance by vehicles and engines in actual use](/usc/42/7541.md)
- [§7542. Information collection](/usc/42/7542.md)
- [§7543. State standards](/usc/42/7543.md)
- [§7544. State grants](/usc/42/7544.md)
- [§7545. Regulation of fuels](/usc/42/7545.md)
- [§7546. Renewable fuel](/usc/42/7546.md)
- [§7547. Nonroad engines and vehicles](/usc/42/7547.md)
- [§7548. Study of particulate emissions from motor vehicles](/usc/42/7548.md)
- [§7549. High altitude performance adjustments](/usc/42/7549.md)
- [§7550. Definitions](/usc/42/7550.md)
- [§7551. Omitted](/usc/42/7551.md)
- [§7552. Motor vehicle compliance program fees](/usc/42/7552.md)
- [§7553. Prohibition on production of engines requiring leaded gasoline](/usc/42/7553.md)
- [§7554. Urban bus standards](/usc/42/7554.md)