14 CFR § 234.3 - Applicability.

---
identifier: "/us/cfr/t14/s234.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 234.3 - Applicability."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "234.3"
section_name: "Applicability."
chapter_name: "OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS)"
subchapter_number: "A"
subchapter_name: "ECONOMIC REGULATIONS"
part_number: "234"
part_name: "AIRLINE SERVICE QUALITY PERFORMANCE REPORTS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 329, 41708, and 41709."
regulatory_source: "Amdt. 234-1, 52 FR 34071, Sept. 9, 1987, unless otherwise noted."
cfr_part: "234"
---


# 234.3 Applicability.

For air transportation taking place before January 1, 2018, this part applies to reportable flights as defined in § 234.2 that are held out to the public by certificated air carriers that account for at least 1 percent of domestic scheduled passenger revenues. As stated in § 234.7, certain provisions also apply to voluntary reporting of on-time performance by carriers. For air transportation taking place on or after January 1, 2018, this part applies to reportable flights as defined in § 234.2 that are held out to the public by certificated air carriers that account for at least 0.5 percent of domestic scheduled passenger revenues. As stated in § 234.7, certain provisions also apply to voluntary reporting of on-time performance by carriers.

[Dockt. No. DOT-OST-2014-0056, 81 FR 76826, Nov. 3, 2016]