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Browse 1,000 rules and proposed rules from the Federal Register.
1,000
Total Regulations
Showing 661–690 of 1,000
Page 23 / 34
The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A350-941 and -1041 airplanes. This AD was prompted by a determination that certain master minimum equipment list (MMEL) items do not comply with MMEL certification requirements. This AD requires revising the operator's existing FAA-approved minimum equipment list (MEL), 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.
The FAA is superseding Airworthiness Directive (AD) 2020-19- 13, which applied to certain Bombardier, Inc., Model CL-600-1A11 (600), CL-600-2A12 (601), and CL-600-2B16 (601-3A, 601-3R, and 604 Variants) airplanes. AD 2020-19-13 required a check to identify the manufacturer and part number of the portable oxygen bottle installation, and, if necessary, modification of the portable oxygen bottle installation. This AD continues to require the actions specified in AD 2020-19-13 and expands the applicability. This AD was prompted by a report indicating that the portable oxygen bottle installation's upper bracket latch assembly can catch on the pressure gauge tube or on the pressure gauge bezel of the portable oxygen bottle. This AD was also prompted by the determination that additional airplanes may be subject to the unsafe condition. The FAA is issuing this AD to address the unsafe condition on these products.
The Federal Aviation Administration (FAA) announces public meetings to solicit input on the modernization of pilot school regulations.
The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A321-251NX, -252NX, -253NX, -271NX, and -272NX airplanes. This AD was prompted by discovery of two bushes that had migrated on the latch shaft of an emergency overwing exit door (OWED) during accomplishment of an inspection on an in-service airplane. This AD requires repetitive detailed inspections (DETs) of the affected parts and, in case of discrepancies, modification of the affected parts, and prohibits the installation of affected parts, 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.
The FAA is adopting a new airworthiness directive (AD) for certain Bombardier, Inc., Model BD-700-1A10 and BD-700-1A11 airplanes. This AD was prompted by reports of engine-driven pump hydraulic pressure hoses for hydraulic systems number 1 and 2 chafing against the pylon in the aft equipment bay. This AD requires an inspection of the engine-driven pump pressure hoses for any damage and minimum clearance between the engine-driven pump hydraulic pressure hose and case drain, suction pressure hose, and surrounding pylon structure; and corrective actions if necessary. The FAA is issuing this AD to address the unsafe condition on these products.
This action revokes Jet Route J-606 and establishes United States Area Navigation (RNAV) Route Q-182 in Alaska. The FAA is taking this action due to the pending decommissioning of the Chinook, AK, Nondirectional Radio Beacon (NDB).
The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 787-9 and 787-10 airplanes. This AD was prompted by reports that some floor beam side-of-body fittings have been manufactured with an incorrect material type. This AD requires replacing the incorrectly manufactured floor beam side-of-body fittings, inspecting the fuselage frame and fastener holes for damage, and repairing any damage. The FAA is issuing this AD to address the unsafe condition on these products.
This action amends the Class E airspace at Park River, ND. This action due to the development of new public instrument procedures and to support instrument flight rule (IFR) operations. The name of the airport is also being updated to coincide with the FAA's aeronautical database.
This action corrects a final rule published by the FAA in the Federal Register on May 13, 2025, amending Colored Federal Airways Green 8 (G-8), Green 10 (G-10), Green 12 (G-12), and Red 99 (R-99); Revocation of Colored Federal Airway Blue 27 (B-27) and Alaskan Very High Frequency Omnidirectional Range (VOR) Federal Airway V-619 in Alaska.
The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A319-151N, -153N, -171N, and -173N airplanes; A320-251N, -252N, -253N, -271N, -272N, and -273N airplanes; A321-251N, -251NX, -252N, -252NX, -253N, -253NX, -253NY, -271N, -271NX, -272N, and -272NX airplanes. This AD was prompted by reports of lost synchronization between radio management panels (RMPs). This AD requires revising the existing airplane flight manual (AFM) by providing instructions to address dual loss of RMP data synchronization. The FAA is issuing this AD to address the unsafe condition on these products.
This rule establishes, amends, suspends, or removes Standard Instrument Approach Procedures (SIAPS) and associated Takeoff Minimums and Obstacle Departure procedures (ODPs) for operations at certain airports. These regulatory actions are needed because of the adoption of new or revised criteria, or because of changes occurring in the National Airspace System, such as the commissioning of new navigational facilities, adding new obstacles, or changing air traffic requirements. These changes are designed to provide safe and efficient use of the navigable airspace and to promote safe flight operations under instrument flight rules at the affected airports.
These special conditions are issued for the Boeing Company (Boeing) Model 777-9 series airplane. This airplane 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 electrical and electronic systems that perform critical functions, the loss of which could be catastrophic to the airplane. 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.
This action proposes to amend Class D airspace at Nantucket Memorial Airport, Nantucket, MA, due to the current designated airspace not properly containing instrument flight rule (IFR) operations. Additionally, this action proposes to amend Class E4 airspace at Nantucket Memorial Airport, Nantucket, MA, due to portions no longer meeting the requirements of its designation. This action also proposes to amend the Class E5 airspace that no longer meets the requirements for its specific designation due to the amendment or cancellation of Standard Instrument Approach Procedures at Nantucket Memorial Airport, Nantucket, MA. This action also proposes to make editorial changes to the airspace descriptions to reflect current geographic information and naming conventions.
This rule amends, suspends, or removes Standard Instrument Approach Procedures (SIAPs) and associated Takeoff Minimums and Obstacle Departure Procedures for operations at certain airports. These regulatory actions are needed because of the adoption of new or revised criteria, or because of changes occurring in the National Airspace System, such as the commissioning of new navigational facilities, adding new obstacles, or changing air traffic requirements. These changes are designed to provide for the safe and efficient use of the navigable airspace and to promote safe flight operations under instrument flight rules at the affected airports.
The FAA proposes to supersede Airworthiness Directive (AD) 2020-06-13, which applies to certain Airbus Helicopters Model AS332C, AS332C1, AS332L, and AS332L1 helicopters. AD 2020-06-13 requires determining the accumulated hours time-in-service (TIS) of certain part-numbered main gearbox (MGB) suspension bar rear attachment fittings (fittings) and bolts and establishes reduced life limits. Since the FAA issued AD 2020-06-13, it was determined that modifying the MGB suspension bar fittings link and installing improved MGB suspension bar fitting bolts are necessary. This proposed AD would require modifying the MGB suspension bar link, installing newly- designed bolts, and prohibit installing certain parts. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA proposes to supersede Airworthiness Directive (AD) 2019-19-13, which applies to certain Airbus Helicopters Model EC225LP helicopters. AD 2019-19-13 requires determining the total hours time- in-service (TIS) of the free wheel shafts of certain main rotor gearboxes (MGBs), replacing the MGB or right-hand side (RH) free wheel shaft, installing placard(s), and revising the Rotorcraft Flight Manual (RFM) for the helicopter. Since the FAA issued AD 2019-19-13, an additional part-numbered MGB has been identified to have the same unsafe condition and the FAA determined that additional changes are necessary. This proposed AD would require the actions of AD 2019-19-13 and, expand the applicability by adding the additional part-numbered MGB, change the requirement to determine the total hours TIS of a certain free wheel shaft, require repetitive replacement of the MGB or the RH free wheel shaft, change the requirements for who can replace parts, and expand the parts installation limitation conditions. The FAA is proposing this AD to address the unsafe condition on these products.
The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A321-111, -112, -131, -211, -212, -213, -231, -232, -251N, -252N, -253N, -271N, -272N, -251NX, -252NX, -253NX, -271NX, and -272NX airplanes. This AD was prompted by the identification of an erroneous value of the main landing gear (MLG) tire width in the aircraft data files used for aircraft performance computation. This AD requires revising the existing airplane flight manual (AFM) to incorporate a complementary performance data file (CPDF) update 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.
The FAA is adopting a new airworthiness directive (AD) for certain Airbus SAS Model A350-941 and -1041 airplanes. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD requires 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 incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is superseding Airworthiness Directive (AD) 2015-02- 14, which applied to all Airbus SAS Model A318 series airplanes; A319- 111, -112, -113, -114, -115, -131, -132, and -133 airplanes; A320-211, -212, -214, -231, -232, and -233 airplanes; and A321-111, -112, -131, - 211, -212, -213, -231, and -232 airplanes. AD 2015-02-14 required repetitive inspections for cracking, damage, correct installation, and correct adjustment of the main landing gear (MLG) door hinge and actuator fittings on the keel beam, corrective actions if necessary, and revision of the existing maintenance or inspection program, as applicable. Since the FAA issued AD 2015-02-14, a new design of the MLG door keel beam hinge and actuator fitting was developed. This AD continues to require the actions specified in AD 2015-02-14, adds an optional terminating action, and revises the applicability, 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.
The FAA is superseding Airworthiness Directive (AD) 2023-10- 08, which applied to all ATR--GIE Avions de Transport R[eacute]gional Model ATR42-200, -300, and -320 airplanes. AD 2023-10-08 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. Since the FAA issued AD 2023-10-08, the FAA has determined that new or more restrictive airworthiness limitations are necessary. This AD continues to require certain actions in AD 2023-10-08 and requires 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 incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
The FAA is superseding Airworthiness Directive (AD) 2006-20- 08, which applied to all Embraer S.A. Model EMB-145, -145ER, -145MR, - 145LR, -145XR, -145MP, and -145EP airplanes. AD 2006-20-08 required repetitive inspections to detect cracking or failure of the rod ends and fittings of the aileron power control actuator (PCA), and corrective actions if necessary, and provided an optional terminating action. This AD was prompted by a determination that there was an error in identifying a maintenance task number. This AD continues to require the actions in AD 2006-20-08 and corrects an error in a task number, as specified in an Ag[ecirc]ncia Nacional de Avia[ccedil][atilde]o Civil (ANAC) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.
This action proposes to amend the Class D and Class E2 surface airspace at Hickory Regional Airport, Hickory, NC, by increasing the radius to 4.6-miles and establishing an extension to the surface area due to standard instrument approach procedure and runway configuration changes. Additionally, this action would amend Class E5 airspace extending upward from 700 feet above the surface for Hickory Regional Airport, Hickory, NC, by increasing the radius to 7.1 miles and adding an extension. Lastly, this action would also amend Class E airspace extending upward from 700 feet above the surface for Foothills Regional Airport, Morganton, NC, ensuring the required protection for standard instrument approach procedures, and would also update the airport's name and geographic coordinates and remove Grace Hospital from the description. Controlled airspace is necessary for the safety and management of instrument flight rules (IFR) operations in the area.
The FAA is adopting a new airworthiness directive (AD) for all General Electric Company (GE) Model CF34-10E2A1, CF34-10E5, CF34- 10E5A1, CF34-10E6, CF34-10E6A1, CF34-10E7, and CF34-10E7-B engines with certain part-numbered high-pressure turbine (HPT) shroud/low pressure turbine (LPT) nozzle assemblies installed. This AD was prompted by a report of failed retention features of the inner and outer support air ducts (commonly referred to as spoolies) discovered during engine disassembly. This AD requires a visual inspection of the combustion case for wear and gouges, repair if necessary, and rework of the affected HPT shroud/LPT nozzle assemblies to add a positive retention of the support air duct. The FAA is issuing this AD to address the unsafe condition on these products.
This action revises an earlier notice of proposed rulemaking (NPRM) that the FAA published in Federal Register on February 27, 2025, by adding the proposed amendment of United States Area Navigation (RNAV) Route T-705 in the eastern United States. Additionally, this SNPRM proposes to add the EEGOR, CT, waypoint (WP) to RNAV Route T-461. This action continues to propose the changes to RNAV routes Q-64 and T- 414, and the establishment of new RNAV route T-463, as described in the original NPRM. This action supports FAA Next Generation Air Transportation System (NextGen) efforts to provide a modern RNAV route structure to improve the safety and efficiency of the National Airspace System (NAS).
This amendment adopts miscellaneous amendments to the required IFR (instrument flight rules) altitudes and changeover points for certain Federal airways, jet routes, or direct routes for which a minimum or maximum en route authorized IFR altitude is prescribed. This regulatory action is needed because of changes occurring in the National Airspace System. These changes are designed to provide for the safe and efficient use of the navigable airspace under instrument conditions in the affected areas.
The FAA proposes to adopt a new airworthiness directive (AD) for all Airbus SAS Model A350-941 and A350-1041 airplanes. This proposed AD was prompted by reports of mechanical noises originating from the nose landing gear (NLG) shock absorber during ground maneuvers. This proposed AD would require repetitive inspections (i.e., steering checks) of the NLG shock absorber and applicable on-condition actions and limit the installation of affected parts under certain conditions. The FAA is proposing this AD to address the unsafe condition on these products.
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 proposed AD was prompted by reports that the interface pin of the secondary load path in the upper gimbal of the horizontal stabilizer trim actuator (HSTA) was incorrectly installed. This proposed AD would require a detailed visual inspection of the interface pin of the HSTA to determine if the interface pin is incorrectly installed, and applicable on-condition actions as specified in a Transport Canada AD, which is proposed for incorporation by reference (IBR). The FAA is proposing this AD to address the unsafe condition on these products.
This action revokes Alaskan Very High Frequency Omnidirectional Range (VOR) Federal Airway V-414 and amends United States Area Navigation (RNAV) Routes T-248 and T-250 in Alaska. These actions are due to the decommissioning of the Nondirectional Radio Beacon (NDB) portion of the Gambell NDB/distance measuring equipment (DME) in Alaska.
This action amends domestic Very High Frequency Omnidirectional Range (VOR) Federal Airways V-1, V-29, V-38, V-139, and V-286 in the eastern United States. The FAA is taking this action due to the planned decommissioning of the Salisbury, MD (SBY), VOR/Tactical Air Navigation (VORTAC) and the Snow Hill, MD (SWL), VORTAC. This action is in support of the FAA's VOR Minimum Operational Network (MON) Program.
This document announces the availability of ASTM International (ASTM) consensus standards for use as an FAA-accepted MOC to the applicable airworthiness standards for normal category airplanes. The FAA accepts ASTM F3264-24, "Standard Specification for Normal Category Aeroplanes Certification," with changes identified in this document.