{"source":"reg-aviation","note":"Free 5-item preview. The full feed is $0.05/call at GET /v1/reg-aviation/changes.","question":"Which final or proposed federal rules affecting aviation & aircraft safety were published since T, and which carry compliance obligations?","sample":[{"source":"reg-aviation","entityId":"fedreg:2026-13003","type":"proposed_rule","title":"Removing Obsolete References to Twentieth-Century Airman Certificates","summary":"FAA proposes to remove obsolete references to pilot certificates and ratings issued more than 50 years ago.","significance":4,"detectedAt":"2026-07-14T22:19:17.901Z","effectiveDate":null,"sourceUrl":"https://www.federalregister.gov/documents/2026/06/26/2026-13003/removing-obsolete-references-to-twentieth-century-airman-certificates","detail":{"documentNumber":"2026-13003","documentType":"Proposed Rule","agencies":"Transportation Department, Federal Aviation Administration","publicationDate":"2026-06-26","vertical":"reg-aviation"}},{"source":"reg-aviation","entityId":"fedreg:2026-13023","type":"proposed_rule","title":"Airworthiness Directives; Airbus Canada Limited Partnership (Type Certificate Previously Held by C Series Aircraft Limited Partnership (CSALP); Bombardier, Inc.) Airplanes","summary":"The FAA proposes to adopt a new airworthiness directive (AD) for certain Airbus Canada Limited Partnership Model BD-500-1A10 and BD- 500-1A11 airplanes. This AD was prompted by the discovery of a low clearance condition between a hydraulic motor pump harness and the airplane structure at the aft fuselage between certain frames, which was found during final airplane assembly. This proposed AD would require modification of the harness installation. The FAA is proposing this AD to address the unsafe condition on these products.","significance":6,"detectedAt":"2026-07-14T22:19:17.901Z","effectiveDate":null,"sourceUrl":"https://www.federalregister.gov/documents/2026/06/29/2026-13023/airworthiness-directives-airbus-canada-limited-partnership-type-certificate-previously-held-by-c","detail":{"documentNumber":"2026-13023","documentType":"Proposed Rule","agencies":"Transportation Department, Federal Aviation Administration","publicationDate":"2026-06-29","vertical":"reg-aviation"}},{"source":"reg-aviation","entityId":"fedreg:2026-13024","type":"proposed_rule","title":"Airworthiness Directives; Airbus SAS Airplanes","summary":"The FAA proposes to adopt a new airworthiness directive (AD) for all Airbus SAS Model A330-243, A330-243F, A330-341, A330-342, and A330-343 airplanes. This proposed AD was prompted by reports of cracked and broken restraint brackets of the anti-ice piccolo tube found during maintenance on certain nacelle inlet cowls. This proposed AD would require, for certain affected parts, modification of the affected part, and for certain other affected parts, repetitive special detailed inspections (SDIs) for discrepancies and, depending on findings, modification of the affected part. This proposed AD wo…","significance":6,"detectedAt":"2026-07-14T22:19:17.901Z","effectiveDate":null,"sourceUrl":"https://www.federalregister.gov/documents/2026/06/29/2026-13024/airworthiness-directives-airbus-sas-airplanes","detail":{"documentNumber":"2026-13024","documentType":"Proposed Rule","agencies":"Transportation Department, Federal Aviation Administration","publicationDate":"2026-06-29","vertical":"reg-aviation"}},{"source":"reg-aviation","entityId":"fedreg:2026-13034","type":"proposed_rule","title":"Airworthiness Directives; Airbus Helicopters Deutschland GmbH (AHD) Helicopters","summary":"The FAA proposes to adopt a new airworthiness directive (AD) for all Airbus Helicopters Deutschland GmbH (AHD) Model EC135P1, EC135P2, EC135P2+, EC135P3, EC135T1, EC135T2, EC135T2+, EC135T3, and EC635T2+ helicopters. This proposed AD was prompted by a report of a separated tail rotor blade (TRB) assembly due to a crack caused by intergranular corrosion. This proposed AD would require repetitively inspecting a certain TRB assembly for cracks and, depending on the results, removing any cracked TRB assembly from service and replacing an affected part as terminating action for the repetitive insp…","significance":6,"detectedAt":"2026-07-14T22:19:17.901Z","effectiveDate":null,"sourceUrl":"https://www.federalregister.gov/documents/2026/06/29/2026-13034/airworthiness-directives-airbus-helicopters-deutschland-gmbh-ahd-helicopters","detail":{"documentNumber":"2026-13034","documentType":"Proposed Rule","agencies":"Transportation Department, Federal Aviation Administration","publicationDate":"2026-06-29","vertical":"reg-aviation"}},{"source":"reg-aviation","entityId":"fedreg:2026-13058","type":"final_rule","title":"Airworthiness Directives; Pratt & Whitney Canada Corp. Engines","summary":"The FAA is adopting a new airworthiness directive (AD) for all Pratt & Whitney Canada Corp. (P&WC) Model PW210A, PW210A1, and PW210S engines. This AD was prompted by reports of circumferential cracks found at the turbine exhaust frame external surface caused by thermal stress from engine starts. This AD requires repetitive visual inspections of the turbine exhaust frame for cracks and, depending on the results of the inspections, replacement of the turbine exhaust frame. The FAA is issuing this AD to address the unsafe condition on these products.","significance":8,"detectedAt":"2026-07-14T22:19:17.901Z","effectiveDate":"2026-07-14","sourceUrl":"https://www.federalregister.gov/documents/2026/06/29/2026-13058/airworthiness-directives-pratt-and-whitney-canada-corp-engines","detail":{"documentNumber":"2026-13058","documentType":"Rule","agencies":"Transportation Department, Federal Aviation Administration","publicationDate":"2026-06-29","vertical":"reg-aviation"}}]}