14 CFR § 221.55 - Conflicting or duplicating fares prohibited.

---
identifier: "/us/cfr/t14/s221.55"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 221.55 - Conflicting or duplicating fares prohibited."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "221.55"
section_name: "Conflicting or duplicating fares prohibited."
chapter_name: "OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS)"
subchapter_number: "A"
subchapter_name: "ECONOMIC REGULATIONS"
part_number: "221"
part_name: "TARIFFS"
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. 40101, 40109, 40113, 46101, 46102, chapter 411, chapter 413, chapter 415 and chapter 417, subchapter I."
regulatory_source: "64 FR 40657, July 27, 1999, unless otherwise noted."
cfr_part: "221"
---


# 221.55 Conflicting or duplicating fares prohibited.

The publication of fares or charges of a carrier which duplicate or conflict with the fares of the same carrier published in the same or any other tariff for application over the same route or routes is hereby prohibited.