---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch15B/schII"
level: "subchapter"
label: "Subchapter II"
heading: "Emission Standards for Moving Sources"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch15B-schII"
sections_count: 6
---

# Subchapter II — Emission Standards for Moving Sources

Title 42 — The Public Health and Welfare › Chapter 15B — Air Pollution Control

## Sections

- [§1857f–1...1857f–5. Transferred](/usc/42/1857f-1...1857f-5.md)

## Contents

- [Part A — Motor Vehicle Emission and Fuel Standards](/usc/42/ch15B-schII-ptA.md)
- [Part B — Aircraft Emission Standards](/usc/42/ch15B-schII-ptB.md)