Proposed Rule 25 Aug 2025 compliance, regulation, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness, diamond aircraft

✈️Proposed Airworthiness Directive for Diamond Aircraft

The FAA proposes to adopt a new airworthiness directive (AD) for all Diamond Aircraft Industries GmbH (DAI) Model DA 42, DA 42 NG, and DA 42 M-NG airplanes. This proposed AD was prompted by several reports of passenger door separation from the fuselage. This proposed AD would require revising the existing airplane flight manual (AFM) for your airplane to provide the flight crew with revised operating limitations, emergency procedures, and normal operating procedures; modifying the airplane; and repetitively inspecting the door latching and safety hooks for correct engagement, foreign objects, damage (including but not limited to corrosion and wear that exceeds specified limits), and proper function. The FAA is proposing this AD to address the unsafe condition on these products.

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Rule 22 Aug 2025 compliance, regulation, aviation, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness, helicopters

🚁New Airworthiness Directive for Airbus Helicopters Impacting Operators

The FAA is adopting a new airworthiness directive (AD) for all Airbus Helicopters Model EC120B, EC 130 B4, and EC 130 T2 helicopters. This AD was prompted by a report of a missing retaining ring between the supply hose and the central supply coupling of an emergency flotation system (EFS) inflation assembly. This AD requires inspecting for the presence of the retaining ring in an EFS with certain inflation assemblies installed and, depending on the results, taking corrective action. This AD also prohibits installing an EFS with those inflation assemblies installed. The FAA is issuing this AD to address the unsafe condition on these products.

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Proposed Rule 21 Aug 2025 compliance, regulations, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, helicopter, transport, airworthiness

🚁Proposed Airworthiness Directive for Airbus Helicopters by FAA

The FAA proposes to supersede Airworthiness Directive (AD) 2021-20-16, which applies to all Airbus Helicopters Model AS355E, AS 355-F, AS 355-F1, AS355F2, AS355N, and AS355NP helicopters and certain Model AS 350B3 helicopters. AD 2021-20-16 requires repetitive cleaning and visual and detailed inspections of the right-hand side of the vertical fin spar and vertical fin upper attachments for discrepancies (cracking) with corrective action, if necessary. Since the FAA issued AD 2021-20-16, Airbus Helicopters developed a modification of the upper fin assembly. This proposed AD would require the same actions as AD 2021-20-16 and would also require replacement of the upper fin assembly with a modified upper fin assembly, which would constitute terminating action for the repetitive inspections. The FAA is proposing this AD to address the unsafe condition on these products.

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Proposed Rule 19 Aug 2025 compliance, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, helicopter, airbus, airworthiness

🚁Proposed Rulemaking on Airworthiness for Airbus Helicopters

The FAA proposes to supersede Airworthiness Directive (AD) 2020-06-12, which applies to certain Airbus Helicopters Model AS 332L2 and EC 225LP helicopters. AD 2020-06-12 requires determining the accumulated hours time-in-service (TIS) of certain part-numbered main gearbox (MGB) suspension bar attachment bolts (bolt) and certain part- numbered MGB suspension bar attachment fittings (fitting), applying a life limit add-on factor, and inspecting the torque of certain MGB suspension bar attachment nuts (nuts). Since the FAA issued AD 2020-06- 12, the manufacturer developed a design improvement, and the FAA determined modifying the helicopter is necessary. This proposed AD would retain the actions required by AD 2020-06-12 and would also require modification of the MGB suspension bar, inspection of the torque, and corrective actions. This proposed AD would also allow credit for the initial service life calculations if certain requirements are met and would prohibit installing a certain bolt after the modification is accomplished on any helicopter. The FAA is proposing this AD to address the unsafe condition on these products.

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Rule 18 Aug 2025 compliance, regulations, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness

✈️Airworthiness Directive Requires Compliance for Specific Aviation Buckles

The FAA is adopting a new airworthiness directive (AD) for all airplanes with certain Pacific Scientific Company rotary buckle assemblies (buckles) installed. This AD was prompted by a report of a manufacturing defect in the screws used inside the buckle. This AD requires inspecting the buckle screws, and depending on the results, reidentifying the buckle, replacing the screws and reidentifying the buckle, or replacing the buckle. This AD also allows optionally prohibiting use of the seat until the actions required by this AD are accomplished. This AD also prohibits installing certain buckles on any airplane. The FAA is issuing this AD to address the unsafe condition on these products.

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Rule 18 Aug 2025 compliance, regulation, aviation, faa, transportation, airworthiness

✈️FAA Regulation on Special Airworthiness Certification Corrections

On July 24, 2025, the FAA published a final rule titled "Modernization of Special Airworthiness Certification". That document amended rules for the manufacture, certification, operation, maintenance, and alteration of lightsport aircraft. After publication of the final rule, FAA became aware of errors in it.

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Rule 15 Aug 2025 regulations, aviation, faa, safety, aircraft, aviation safety, reporting and recordkeeping requirements, airworthiness, gulfstream, jet aviation

✈️Special Conditions for Gulfstream GVI Therapeutic Oxygen System

These special conditions are issued for the Gulfstream Aerospace Corporation (Gulfstream) Model GVI airplane. This airplane, as modified by Jet Aviation AG, will have a novel or unusual design feature when compared to the state of technology envisioned in the airworthiness standards for transport-category airplanes. This design feature is an oxygen distribution system that provides a shared source of oxygen between the flightcrew and passengers to provide supplemental and therapeutic oxygen. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.

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Rule 14 Aug 2025 regulatory compliance, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness, bombardier, safety directives

✈️FAA Issues New Airworthiness Directive for Bombardier Airplanes

The FAA is adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model BD-700-1A10 airplanes. This AD was prompted by a report indicating that the clearance between therapeutic flexible oxygen hoses and electrical harnesses may be non-compliant to design requirements, and that positive separation mechanisms and appropriate protective barriers may not have been installed in accordance with the applicable installation standards. This AD requires a detailed inspection of the therapeutic flexible oxygen hose for damage and protection, and the electrical harnesses for damage; a detailed inspection for the clearance between the therapeutic oxygen rigid tube to oxygen hose elbow fitting (also referred to as elbow fitting), if applicable, and the nearest electrical harness, and between the therapeutic flexible oxygen hose and electrical harness; and applicable related investigative and corrective actions. The FAA is issuing this AD to address the unsafe condition on these products.

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Rule 14 Aug 2025 regulatory compliance, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, maintenance, airbus, airworthiness

✈️FAA Airworthiness Directive for Airbus Canada Airplanes

The FAA is adopting a new airworthiness directive (AD) for all Airbus Canada Limited Partnership Model BD-500-1A10 and BD-500-1A11 airplanes. This AD was prompted by a report of multiple in-service failures of engine feed check valves, which have resulted in fuel imbalance conditions in flight. This AD requires repetitive replacement of the left-and right-side engine feed check valves with new engine feed check valves and prohibits flight dispatch under certain conditions. The FAA is issuing this AD to address the unsafe condition on these products.

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Proposed Rule 12 Aug 2025 compliance, airworthiness, safety, air transportation, aircraft maintenance, aviation, bombardier, aircraft, incorporation by reference, aviation safety, regulatory

✈️Proposed Airworthiness Directive for Bombardier Airplanes

The FAA proposes to adopt a new airworthiness directive (AD) for all Bombardier Inc. Model CL-600-1A11 (600), CL-600-2A12 (601), and CL-600-2B16 (601-3A, 601-3R, and 604 Variants) airplanes. This proposed AD was prompted by a report of uncommanded nose wheel steering upon landing with touchdown on the runway centerline. This proposed AD would require replacing the nosewheel steering potentiometer universal coupling setscrews. This proposed AD would also require revising the existing maintenance or inspection program, as applicable, to incorporate new life limits for the setscrews. The FAA is proposing this AD to address the unsafe condition on these products.

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