---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchU/part1031"
level: "part"
label: "Part 1031"
heading: "Control of Air Pollution from Aircraft Engines"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchU-part1031"
sections_count: 18
---

# Part 1031 — Control of Air Pollution from Aircraft Engines

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter U — Air Pollution Controls

## Contents

- [Subpart A — Scope and Applicability](/cfr/40/chI-subchU-part1031-subpartA.md)
- [Subpart B — Emission Standards and Measurement Procedures](/cfr/40/chI-subchU-part1031-subpartB.md)
- [Subpart C — Reporting and Recordkeeping](/cfr/40/chI-subchU-part1031-subpartC.md)
- [Subpart D — Reference Information](/cfr/40/chI-subchU-part1031-subpartD.md)