14 CFR § 36.1501 - Procedures, noise levels and other information.

---
identifier: "/us/cfr/t14/s36.1501"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 36.1501 - Procedures, noise levels and other information."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "36.1501"
section_name: "Procedures, noise levels and other information."
chapter_name: "FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "AIRCRAFT"
part_number: "36"
part_name: "NOISE STANDARDS: AIRCRAFT TYPE AND AIRWORTHINESS CERTIFICATION"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 4321  49 U.S.C. 106(f), 40113, 44701-44702, 44704, 44715; sec. 305, Pub. L. 96-193, 94 Stat. 50, 57; E.O.11514, 35 FR 4247, 3 CFR, 1966-1970 Comp., p. 902."
regulatory_source: "Docket No. 9337, 34 FR 18364, Nov. 18, 1969, unless otherwise noted."
cfr_part: "36"
---


# 36.1501 Procedures, noise levels and other information.

(a) All procedures, weights, configurations, and other information or data employed for obtaining the certified noise levels prescribed by this part, including equivalent procedures used for flight, testing, and analysis, must be developed and approved. Noise levels achieved during type certification must be included in the approved airplane (rotorcraft) flight manual.

(b) Where supplemental test data are approved for modification or extension of an existing flight data base, such as acoustic data from engine static tests used in the certification of acoustical changes, the test procedures, physical configuration, and other information and procedures that are employed for obtaining the supplemental data must be developed and approved.

[Amdt. 36-15, 53 FR 16366, May 6, 1988]