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EASA Regulations & Airworthiness Directives

Browse 164 EASA regulations with AI-powered summaries.

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EASA AD US-2026-04-05

Electrical Power - AFM Operating Procedures - Amendment

EASA AD US-2026-04-05 is a final airworthiness directive issued by the FAA addressing electrical power and airplane flight manual (AFM) operating procedures for all Boeing 737-8, 737-9, and 737-8200 models. It responds to in-flight incidents of uncontrollable excessive cabin and flight deck temperatures caused by a tripped circuit breaker in the standby power control unit (SPCU). This directive mandates revisions to the AFM to include specific non-normal checklists for flightcrew to manage this condition.

Feb 25, 2026
Airworthiness DirectiveFlight OpsSafety MgmtBoeing 737

EASA AD US-2025-25-04

Equipment / Furnishings - Escape Slide Assembly - Inspection

The Equipment / Furnishings - Escape Slide Assembly - Inspection is a Federal Aviation Administration (FAA) Airworthiness Directive (AD 2025-25-04) that applies to The Boeing Company Model 737-600, -700, -700C, -800, -900, -900ER, 737-8, 737-9, and 737-8200 airplanes. This directive addresses the inspection and replacement of certain escape slide assemblies to prevent uncommanded inflation inside the slide compartment, which could cause injury or impede emergency evacuation.

Dec 15, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-24-02

Landing Gear - Main Landing Gear Brake Hydraulic Hoses - Inspection

The Federal Aviation Administration's Airworthiness Directive 2025-24-02 addresses certain Boeing 737-700, -800, -900, and -900ER series airplanes. This directive mandates inspections and tests of the main landing gear brake hydraulic hoses and wheel speed transducer wiring to correct installation errors that could affect braking performance. The directive aims to prevent runway excursions caused by loss of braking due to crossed hydraulic hoses and interchanged transducer wires.

Nov 28, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-19-12

Landing Gear - Main Landing Gear Outer Cylinders - Records Check / Inspection

The document titled "Landing Gear - Main Landing Gear Outer Cylinders - Records Check / Inspection" is a final rule airworthiness directive (AD 2025-19-12) issued by the Federal Aviation Administration (FAA) affecting all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This AD addresses potential heat damage caused by improper grinding of the inner diameter of the main landing gear outer cylinders. It mandates inspections or records checks and replacement of affected parts to ensure continued airworthiness.

Oct 29, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA SIB SAIB-2025-08

Indicating/Recording System - Erroneous Illumination of Cabin Altitude Warning Lights in High Altitude Landing Mode

The Special Airworthiness Information Bulletin SAIB: 2025-08 is an FAA advisory addressing erroneous illumination of cabin altitude warning lights in high altitude landing mode on Boeing 737-700 and 737-800 series airplanes with specific serial numbers. This bulletin provides information and recommended corrective actions but does not mandate compliance. It highlights issues related to wiring errors in previous Boeing Alert Service Bulletins affecting the cabin altitude warning system.

Sep 18, 2025
Safety Information BulletinMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-15-01

Fuselage - Frame Web - Repetitive Inspections

Fuselage - Frame Web - Repetitive Inspections is a Federal Aviation Administration (FAA) final rule airworthiness directive (AD 2025-15-01) that applies to all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This AD mandates repetitive inspections for cracks in specific fuselage frame webs at stations 312, 328, and 344 between designated stringers, and requires repair of any cracks found. The directive addresses a reported frame web crack that could compromise structural integrity.

Jul 23, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-07-03

Fuselage - Frame Fittings and Failsafe Strap Outboard Chords - Repetitive Inspections

Fuselage - Frame Fittings and Failsafe Strap Outboard Chords - Repetitive Inspections is a Federal Aviation Administration (FAA) Airworthiness Directive (AD 2025-07-03) that applies to all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This AD mandates repetitive detailed and ultrasonic inspections for cracking on the left- and right-hand sides of certain frame fittings and failsafe straps at station 663.75, with required repairs if cracking is found. The directive aims to maintain the structural integrity of these Boeing 737 models by addressing potential failures in principal structural elements.

May 7, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-04-03

Exhaust - Primary Exhaust Nozzle - Inspection / Installation

The document titled "Exhaust - Primary Exhaust Nozzle - Inspection / Installation" is a regulatory guideline focused on the inspection and installation procedures for primary exhaust nozzles in aircraft engines. It addresses maintenance standards to ensure the integrity and proper functioning of exhaust components, which are critical for engine performance and safety. The document is intended for aviation maintenance professionals and operators involved with engine upkeep.

Mar 27, 2025
OtherMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-04-01

Powerplant - Inlet Cowl Aft Bulkhead Fasteners - Inspection / Replacement

Powerplant - Inlet Cowl Aft Bulkhead Fasteners - Inspection / Replacement is a regulatory document addressing the inspection and replacement requirements for the fasteners located on the aft bulkhead of the inlet cowl in aircraft powerplants. The document aims to ensure the structural integrity and safety of these components, although specific aircraft types or engine models are not clearly identified in the text provided.

Mar 27, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-04-02

[Correction] Powerplant - Fan Cowl Support Beam Hinge Fittings - Replacement / Radial Restraint Assembly - Modification / External Doubler at Starter Vent - Installation

Correction to Airworthiness Directive 2025-04-02 issued by the Federal Aviation Administration (FAA) addresses The Boeing Company Model 737-600, -700, -700C, -800, -900, and -900ER series airplanes. The directive involves replacement of fasteners on fan cowl support beam hinge fittings, modification of the radial restraint assembly, and installation of an external doubler at the starter vent or optionally installing a serviceable fan cowl. It also requires revising maintenance programs to incorporate new airworthiness limitations related to fan blade out conditions and engine nacelle maintenance errors.

Mar 25, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-05-16

Fuselage - Skin under the Drag Link Assembly - Inspection

The document titled 'Fuselage - Skin under the Drag Link Assembly - Inspection' is a regulatory directive focusing on the inspection requirements for the fuselage skin located beneath the drag link assembly. The document aims to ensure the structural integrity of this specific aircraft component, although no specific aircraft types, engine models, or part numbers are mentioned.

Mar 25, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-02-02

Fuselage - Frame Inner Chord and Web at Station (STA) 727 - Inspections

The Federal Aviation Administration's Airworthiness Directive 2025-02-02 is a final rule addressing all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates inspections of the fuselage frame inner chord and web at station 727 to detect cracks and requires applicable on-condition repair actions. This directive aims to ensure structural integrity by preventing cracks from compromising principal structural elements.

Mar 12, 2025
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2025-02-07

Navigation - Aeroplane Flight Manual - Revision / Software Installation

Airworthiness Directive 2025-02-07 is a final rule issued by the Federal Aviation Administration addressing certain Boeing airplanes including Model MD-11, MD-11F, 717-200, 737-600 through 737-9 series, 747-400 series, 757, 767, and 777. The directive focuses on updating the Aeroplane Flight Manual and installing updated multimode receiver (MMR) operational software to address issues with Coordinated Universal Time calculation errors and simultaneous MMR resets. This affects airplanes equipped with Collins GLU-2100 MMR part number 822-2532-100 with software versions earlier than COL4C-0087-0003.

Mar 12, 2025
Airworthiness DirectiveFlight OpsMaintenanceSafety MgmtBoeing 717Boeing 737Boeing 747Boeing 757Boeing 767Boeing 777Boeing MD-11

EASA AD US-2024-23-03

Flight Controls - Cruise Thrust Split Monitor (MONFD) of the Autothrottle (A/T) System - Inspection / Replacement

Flight Controls - Cruise Thrust Split Monitor (MONFD) of the Autothrottle (A/T) System - Inspection / Replacement is a regulatory document addressing the inspection and replacement procedures for the Cruise Thrust Split Monitor component within the Autothrottle system. The document aims to ensure the proper functioning of the autothrottle system to maintain safe flight operations. Specific affected aircraft types, engine models, or part numbers are not clearly identified in the provided text.

Dec 17, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2024-23-11

Flight Controls - Spoiler Control Wire Bundles - Inspection

Flight Controls - Spoiler Control Wire Bundles - Inspection is a regulatory document addressing the inspection requirements for spoiler control wire bundles in aircraft flight control systems. The document aims to ensure the integrity and proper functioning of these wire bundles to maintain flight safety. Specific aircraft types or engine models affected are not explicitly mentioned in the provided content.

Dec 17, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2024-18-08

Equipment / Furnishings - Galley Wire Bundle Spiral Wrap Sleeving - Identification / Replacement

The document titled Equipment / Furnishings - Galley Wire Bundle Spiral Wrap Sleeving - Identification / Replacement is a regulatory communication addressing the identification and replacement procedures for spiral wrap sleeving used in galley wire bundles. It focuses on ensuring the proper condition and compliance of these components to maintain safety and functionality in aircraft galleys. The document does not specify particular aircraft types or engine models affected.

Nov 8, 2024
OtherMaintenanceSafety MgmtBoeing 737

EASA AD US-2024-19-06

Ice/Rain Protection System - Standby Power System Control Unit - Installation / Power Tests

The Federal Register document titled "Ice/Rain Protection System - Standby Power System Control Unit - Installation / Power Tests" is a final rule airworthiness directive (AD 2024-19-06) issued by the FAA. It applies to certain Boeing 737-8 and 737-9 airplanes and addresses a design issue in the standby power system control unit (SPCU) that poses a risk of single point failure. The directive mandates installation of four diodes, wiring bundle changes in the P5 panel, and subsequent installation and power tests to mitigate the unsafe condition.

Nov 8, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2024-18-07

Equipment / Furnishings - Support Brackets of the Air Conditioning Outlet Extrusions between Body Station 360 and BS 907 - Inspections / Modification

The document titled 'Equipment / Furnishings - Support Brackets of the Air Conditioning Outlet Extrusions between Body Station 360 and BS 907 - Inspections / Modification' is a regulatory directive addressing the inspection and modification requirements for support brackets of air conditioning outlet extrusions on certain aircraft. It focuses on ensuring the structural integrity and proper functioning of these components to maintain air conditioning system reliability. The document does not specify particular aircraft types or engine models affected.

Oct 30, 2024
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA AD US-2024-16-10

Indicating / Recording System - Aeroplane Flight Manual / Display Unit Software Errors - Installation of New Software

The document titled 'Indicating / Recording System - Aeroplane Flight Manual / Display Unit Software Errors - Installation of New Software' is a regulatory communication addressing issues related to software errors in aeroplane flight manual display units. It focuses on the installation of new software to mitigate these errors. The document does not specify particular aircraft types, engine models, or part numbers affected.

Oct 22, 2024
Safety Information BulletinMaintenanceSafety MgmtBoeing 737

EASA SIB SAFO24006

Potential for Jammed or Restricted Rudder on Boeing Model 737 Series Airplanes Equipped with Optional Collins Aerospace SVO-730 Rudder Rollout Guidance Actuators (RRGA).

The Safety Alert for Operators SAFO 24006 notifies operators of Boeing 737 series airplanes, including the 737-600/-700/-800/-900/-900ER (737NG) and 737-8/-8200/-9 (737 MAX) models, equipped with optional Collins Aerospace SVO-730 Rudder Rollout Guidance Actuators (RRGA) about the potential for jammed or restricted rudder movement. This condition may occur due to moisture freezing inside the actuator, which can limit rudder control during flight or landing rollout. The alert provides important safety information and recommended procedures to address this issue.

Oct 8, 2024
Safety Information BulletinFlight OpsMaintenanceSafety MgmtBoeing 737