Federal Register

333 documents (filtered)

Filters: Agency: Transportation DepartmentModality: MUST Clear all
Final Rule 2026-01956 1 oblig. Paired
Airworthiness Directives; Airbus Helicopters Deutschland GmbH (AHD) Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Feb 2, 2026
Eff: Feb 17, 2026
Final Rule 2026-01549 3 oblig.
Reflectorization of Rail Freight Rolling Stock; Codifying Existing Waivers
Transportation Department, Federal Railroad Administration CFR: 49 CFR 224
Jan 27, 2026
Eff: Jan 27, 2026
Final Rule 2026-01152 1 oblig. Paired
Airworthiness Directives; CFM International, S.A. Engines
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 22, 2026
Eff: Feb 26, 2026
Final Rule 2026-01182 1 oblig.
Airworthiness Directives; PZL-Swidnik S.A. Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 22, 2026
Eff: Feb 6, 2026
Proposed Rule 2026-01049 1 oblig. Paired
Airworthiness Directives; Leonardo S.p.A. Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 21, 2026
Final Rule 2026-00841 1 oblig. Paired
Airworthiness Directives; Bombardier, Inc., Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 16, 2026
Eff: Feb 20, 2026
Final Rule 2026-00566 5 oblig.
Pipeline Safety: Class Location Change Requirements
Transportation Department, Pipeline and Hazardous Materials Safety Administration CFR: 49 CFR 192
Jan 14, 2026
Eff: Mar 16, 2026
Final Rule 2026-00454 2 oblig. Paired
Airworthiness Directives; Honda Aircraft Company LLC Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 13, 2026
Eff: Feb 17, 2026
Final Rule 2026-00330 1 oblig. Paired
Airworthiness Directives; International Aero Engines LLC Engines
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 12, 2026
Eff: Feb 17, 2026
Final Rule 2026-00357 1 oblig. Paired
Airworthiness Directives; Baykar Piaggio Aerospace S.p.A. (Type Certificate Previously Hel...
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 12, 2026
Eff: Feb 17, 2026
Final Rule 2026-00163 1 oblig. Paired
Airworthiness Directives; Diamond Aircraft Industries GmbH Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 8, 2026
Eff: Feb 12, 2026
Proposed Rule 2026-00051 8 oblig.
Requirements for Interference-Tolerant Radio Altimeter Systems
Transportation Department, Federal Aviation Administration CFR: 14 CFR 91, 14 CFR 121
Jan 7, 2026
Proposed Rule 2026-00117 3 oblig. Paired
Airworthiness Directives; De Havilland Aircraft of Canada Limited (Type Certificate Previo...
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Jan 7, 2026
Final Rule 2025-23861 1 oblig.
Airworthiness Directives; Leonardo S.p.A. Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 29, 2025
Eff: Jan 13, 2026
Final Rule 2025-23414 6 oblig.
Falsification, Reproduction, Alteration, Omission, or Incorrect Statements
Transportation Department, Federal Aviation Administration CFR: 14 CFR 120, 14 CFR 142
Dec 19, 2025
Eff: Dec 19, 2025
Proposed Rule 2025-23258 1 oblig.
Airworthiness Directives; Airbus Helicopters Deutschland GmbH (AHD) Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 18, 2025
Proposed Rule 2025-23101 1 oblig.
Airworthiness Directives; Airbus Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 17, 2025
Final Rule 2025-22848 1 oblig.
Airworthiness Directives; Airbus Helicopters Deutschland GmbH (AHD) Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 16, 2025
Eff: Dec 31, 2025
Final Rule 2025-22629 1 oblig.
Airworthiness Directives; The Boeing Company Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 12, 2025
Eff: Jan 16, 2026
Final Rule 2025-22320 3 oblig.
Airworthiness Directives; Hélicoptères Guimbal Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 9, 2025
Eff: Jan 13, 2026
Final Rule 2025-22338 3 oblig.
Airworthiness Directives; Aerospace & Defense Oxygen Systems SaS (Part of Safran Aerosyste...
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 9, 2025
Eff: Dec 24, 2025
Proposed Rule 2025-22373 1 oblig.
Airworthiness Directives; Airbus Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 9, 2025
Final Rule 2025-22218 16 oblig.
Airworthiness Directives; Airbus Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Dec 8, 2025
Eff: Jan 12, 2026
Proposed Rule 2025-22014 22 oblig.
The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule III for Model Years 2022 to 2031 ...
Transportation Department, National Highway Traffic Safety Administration CFR: 49 CFR 523, 49 CFR 531
Dec 5, 2025
Proposed Rule 2025-21434 1 oblig.
Airworthiness Directives; Airbus Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Nov 28, 2025
Final Rule 2025-21474 2 oblig.
Airworthiness Directives; The Boeing Company Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Nov 28, 2025
Eff: Jan 2, 2026
Final Rule 2025-21477 1 oblig.
Airworthiness Directives; The Boeing Company Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Nov 28, 2025
Eff: Jan 2, 2026
Final Rule 2025-21479 1 oblig.
Airworthiness Directives; Airbus SAS Airplanes
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Nov 28, 2025
Eff: Jan 2, 2026
Proposed Rule 2025-20852 1 oblig.
Airworthiness Directives; Airbus Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Nov 25, 2025
Final Rule 2025-20946 8 oblig.
Airworthiness Directives; Airbus Helicopters
Transportation Department, Federal Aviation Administration CFR: 14 CFR 39
Nov 25, 2025
Eff: Dec 30, 2025
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The Federal Register is the daily journal of the U.S. government. Proposed rules invite public comment before becoming law. Final rules have completed the comment process and are (or will become) legally binding. FRTracker extracts obligations from these documents—the specific things people or organizations must, may, or must not do.