Transportation Department,
The U.S. Department of Transportation (Department or DOT) is extending the comment end date for interested persons to submit comments to its proposed rule on Enhancing Flexibility of Air Fare Price Advertising from July 31, 2026, to August 21, 2026.
Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Office of the Secretary 14 CFR Part 399 [Docket No. DOT-OST-2025-0831] RIN 2105-AF37 AGENCY: Office of the Secretary (OST), U.S. Department of Transportation (DOT). ACTION: Proposed rule; extension of comment period. SUMMARY: The U.S. Department of Transportation (Department or DOT) is extending the comment end date for interested persons to submit comments to its proposed rule on Enhancing Flexibility of Air Fare Price Advertising from July 31, 2026, to August 21, 2026. DATES: The comment period for the proposed rule, which was published in the Federal Register on July 1, 2026, at 91 FR 39932 , is extended to August 21, 2026. ADDRESSES: You may file comments identified by the docket number DOT-OST-2025-0831 by any of the following methods: Federal eRulemaking Portal: go to https://www.regulations.gov and follow the online instructions for submitting comments. Mail: Docket Management Facility, U.S. Department of Transportation, 1200 New Jersey Avenue SE, West Building, 5th Floor, W58-213, Washington, DC 20590-0001. Hand Delivery or Courier: West Building 5th Floor, Room W58-213, 1200 New Jersey Avenue SE, between 9:00 a.m. and 5:00 p.m. ET, Monday through Friday, except Federal holidays. Commenters using this method of delivery should contact Docket Services at 202-366-9826 or 202-366-9317 before delivery to ensure staff is available to receive the delivery. Instructions: You must include the agency name and docket number DOT-OST-2025-0831 or the …
Other Federal Register documents from the same docket.
Citation: 91 FR 48319
