---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "stVII/ptB/ch475/schI"
level: "subchapter"
label: "Subchapter I"
heading: "Noise Abatement"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/49/stVII-ptB-ch475-schI"
sections_count: 11
---

# Subchapter I — Noise Abatement

Title 49 — Transportation › Subtitle VII — Aviation Programs › Part B — Airport Development and Noise › Chapter 475 — Noise

## Sections

- [§47501. Definitions](/usc/49/47501.md)
- [§47502. Noise measurement and exposure systems and identifying land use compatible with noise exposure](/usc/49/47502.md)
- [§47503. Noise exposure maps](/usc/49/47503.md)
- [§47504. Noise compatibility programs](/usc/49/47504.md)
- [§47505. Airport noise compatibility planning grants](/usc/49/47505.md)
- [§47506. Limitations on recovering damages for noise](/usc/49/47506.md)
- [§47507. Nonadmissibility of noise exposure map and related information as evidence](/usc/49/47507.md)
- [§47508. Noise standards for air carriers and foreign air carriers providing foreign air transportation](/usc/49/47508.md)
- [§47509. Research program on quiet aircraft technology for propeller and rotor driven aircraft](/usc/49/47509.md)
- [§47510. Tradeoff allowance](/usc/49/47510.md)
- [§47511. CLEEN engine and airframe technology partnership](/usc/49/47511.md)