Proposed Rule 25 Mar 2025 regulatory compliance, aviation, faa, safety, aircraft, aviation safety, incorporation by reference, air transportation, airworthiness, aircraft maintenance, bae systems

✈️Proposed Airworthiness Directive for BAE Systems Airplanes

The FAA proposes to supersede Airworthiness Directive (AD) 2023-02-06, which applies to all BAE Systems (Operations) Limited Model 4101 airplanes. AD 2023-02-06 requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. Since the FAA issued AD 2023-02-06, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This proposed AD would continue to require certain actions in AD 2023-02-06 and require revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. The FAA is proposing this AD to address the unsafe condition on these products.

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Rule 21 Mar 2025 faa, compliance, business costs, aviation, safety, aircraft, regulations, incorporation by reference, 5g interoperability, airworthiness directives, air transportation, aviation safety

✈️FAA Airworthiness Directive for MHI RJ Aviation on 5G Interference

The FAA is adopting a new airworthiness directive (AD) for certain MHI RJ Aviation ULC Model CL-600-2B19 (Regional Jet Series 100 and 440), CL-600-2C10 (Regional Jet Series 700, 701, and 702), CL-600- 2C11 (Regional Jet Series 550), CL-600-2D15 (Regional Jet Series 705), CL-600-2D24 (Regional Jet Series 900), and CL-600-2E25 (Regional Jet Series 1000) airplanes. This AD was prompted by the determination that radio altimeters cannot be relied upon to perform their intended function if they experience interference from wireless broadband operations in the 3.7-3.98 GHz frequency band (5G C-Band). This AD requires installing a new radio frequency (RF) bandpass filter on the coaxial line between the radio altimeter and the receive antenna in the aft equipment compartment. The FAA is issuing this AD to address the unsafe condition on these products.

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Proposed Rule 21 Mar 2025 faa, compliance, safety, aviation, helicopters, aircraft, airbus, incorporation by reference, airworthiness directives, air transportation, aviation safety

🛩️New Airworthiness Directive for Airbus AS332C Helicopters Proposed

The FAA proposes to adopt a new airworthiness directive (AD) for all Airbus Helicopters Model AS332C helicopters. This proposed AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This proposed AD would require revising the airworthiness limitations section (ALS) of the existing maintenance manual (MM) or instructions for continued airworthiness (ICAs) and the existing approved maintenance or inspection program, as applicable, as specified in a European Union Aviation Safety Agency (EASA) AD, which is proposed for incorporation by reference. The FAA is proposing this AD to address the unsafe condition on these products.

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Proposed Rule 21 Mar 2025 faa, airworthiness, safety, aviation, aircraft, airbus, incorporation by reference, regulatory compliance, maintenance, air transportation, aviation safety

✈️Proposed Airworthiness Directive for Airbus A350

The FAA proposes to supersede Airworthiness Directive (AD) 2023-02-18, which applies to certain Airbus SAS Model A350-941 and - 1041 airplanes. AD 2023-02-18 requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. Since the FAA issued AD 2023-02-18, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This proposed AD would continue to require certain actions in AD 2023-02-18 and would require revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations, as specified in a European Union Aviation Safety Agency (EASA) AD, which is proposed for incorporation by reference (IBR). The FAA is proposing this AD to address the unsafe condition on these products.

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Rule 21 Mar 2025 faa, safety, aviation, aircraft maintenance, boeing, aircraft, incorporation by reference, regulatory compliance, airworthiness directives, air transportation, aviation safety

✈️FAA Issues Correction for Boeing 737 Airworthiness Directive

The FAA is correcting an airworthiness directive (AD) that was published in the Federal Register. That AD applies to all The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes. As published, the service information referenced in certain paragraphs of the regulatory text is incorrect, and the dates specified in the "System Airworthiness Limitation No. 3--Fan Blade Out Conditions" text and "System Airworthiness Limitation No. 4--Engine Nacelle Maintenance Errors" text of figure 1 to paragraph (j) of the regulatory text are incorrect. This document corrects those errors. In all other respects, the original document remains the same.

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Rule 20 Mar 2025 faa, commercial aviation, aircraft, airmen, freight, safety, libya, aviation, aviation safety, airports, air traffic control, regulation

✈️Extension of Flight Prohibition in Libya

This action extends the prohibition against certain flight operations in the territory and airspace of Libya by all: U.S. air carriers; U.S. commercial operators; persons exercising the privileges of an airman certificate issued by the FAA, except when such persons are operating U.S.-registered aircraft for a foreign air carrier; and operators of U.S.-registered civil aircraft, except when the operator of such aircraft is a foreign air carrier for an additional three years, from March 20, 2025, to March 20, 2028. The FAA finds this action necessary to address continuing risks to persons and aircraft engaged in such flight operations. The FAA also republishes the approval process and exemption information for this Special Federal Aviation Regulation (SFAR), consistent with other recently published flight prohibition SFARs.

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Proposed Rule 20 Mar 2025 air transportation, faa, incorporation by reference, aircraft, easa, regulations, airworthiness, safety, aviation, aviation safety, compliance, maintenance, airbus, helicopters

✈️Proposed Rulemaking for Airbus EC225LP Airworthiness Directive

The FAA proposes to adopt a new airworthiness directive (AD) for all Airbus Helicopters Model EC225LP helicopters. This proposed AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This proposed AD would require revising the airworthiness limitations section (ALS) of the existing maintenance manual (MM) or instructions for continued airworthiness (ICAs) and the existing approved maintenance or inspection program, as applicable, as specified in a European Union Aviation Safety Agency (EASA) AD, which is proposed for incorporation by reference. The FAA is proposing this AD to address the unsafe condition on these products.

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Proposed Rule 20 Mar 2025 air transportation, incorporation by reference, aircraft, regulations, safety, airbus sas, airworthiness directives, aviation safety, compliance, maintenance, faa

✈️Proposed Airworthiness Directive for Airbus SAS Compliance Requirements

The FAA proposes to supersede Airworthiness Directive (AD) 2023-05-13, which applies to all Airbus SAS Model A300 B4-600, B4-600R, and F4-600R series airplanes; and Model A300 C4-605R Variant F airplanes (collectively called Model A300-600 series airplanes). AD 2023-05-13 requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. Since the FAA issued AD 2023-05-13, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This proposed AD would continue to require the actions in AD 2023-05-13 and would require revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations, as specified in a European Union Aviation Safety Agency (EASA) AD, which is proposed for incorporation by reference (IBR). The FAA is proposing this AD to address the unsafe condition on these products.

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Rule 20 Mar 2025 aircraft, regulations, airworthiness, canard aerospace, aviation, aviation safety, compliance, cybersecurity, dhc-8-400, reporting and recordkeeping requirements, faa

✈️FAA Issues Special Conditions for Canard Aerospace’s DHC-8-400

These special conditions are issued for a supplemental type certificate (STC) to install a digital systems architecture on the DeHavilland Model DHC-8-400 series airplane. This airplane, as modified by the Canard Aerospace Corporation (Canard), 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 the installation of a digital systems architecture that will allow increased connectivity to and access from external network sources (e.g., operator networks, wireless devices, internet connectivity, service provider satellite communications, electronic flight bags, etc.) to the airplane's previously isolated electronic assets (networks, systems, and databases). 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 19 Mar 2025 safety, compliance, airworthiness directive, rolls-royce, incorporation by reference, regulatory, aviation, aircraft, air transportation, faa, aviation safety

✈️FAA Issues New Airworthiness Directive for Rolls-Royce Engines

The FAA is superseding Airworthiness Directive (AD) 2022-24-06 for certain Rolls-Royce Deutschland Ltd & Co KG (RRD) Model BR700- 710A1-10, BR700-710A2-20, and BR700-710C4-11 engines. AD 2022-24-06 required initial and repetitive visual inspections of certain low- pressure compressor (LPC) rotor (fan) disks and replacement of any LPC rotor (fan) disk with cracks detected. AD 2022-24-06 also allows for modification of the engine in accordance with RRD service information as a terminating action to these inspections. Since the FAA issued AD 2022-24-06, the manufacturer published updated service information and revised the engine maintenance manual (EMM) to provide instructions for an improved ultrasonic inspection method, which prompted this AD. This AD requires initial and repetitive visual inspections of certain LPC rotor (fan) disks and replacement of any LPC rotor (fan) disk with cracks detected and would allow modification of the engine as a terminating action to the inspections, as specified in a European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

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