RegNotify

EASA Regulations & Airworthiness Directives

Browse 170 EASA regulations with AI-powered summaries.

Aircraft:AllAirbus A320278Airbus A321274Airbus A319245Airbus A350213Airbus A330209All193Airbus A318184Airbus A380171Boeing 737170Airbus A340140Airbus A350-941124Airbus BD-500 (A220 Series)116Airbus Helicopters AS 332115Airbus Helicopters EC 225112Airbus Helicopters SA 330112Show all...
Filtered by: Boeing 737Clear filter

EASA AD US-2021-26-17

Equipment / Furnishings - Passenger Service Units and Life Vest Panels - Inspection / Modification

Airworthiness Directive 2021-26-17 is a final rule issued by the FAA addressing certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes without Boeing Sky Interior. It supersedes AD 2019-03-26 and focuses on inspection and modification of passenger service units (PSUs) and life vest panels to ensure correct lanyard assemblies and proper part number re-identification. The directive aims to prevent PSUs and life vest panels from detaching, which could cause passenger injuries and hinder evacuation.

Jan 13, 2022
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2021-19-19

Wings - Leading Edge Outboard Blowout Door Sealant - Inspection

The Federal Aviation Administration's Airworthiness Directive 2021-19-19 addresses certain Boeing 737-9 airplanes. It mandates inspections and sealant application on the left and right wing leading edge outboard blowout doors to correct missing sealant issues discovered during manufacturing. This sealant acts as a fuel barrier to prevent potential fuel leaks that could lead to fire hazards.

Nov 23, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-9

EASA AD US-2021-18-17

Auto Flight - Operational Program Software - Inspection

Airworthiness Directive 2021-18-17 is a final rule issued by the Federal Aviation Administration addressing certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It requires inspection and potential updating of the operational program software (OPS) of the flight control computers (FCCs) to correct issues with autopilot coupled instrument landing system (ILS) approaches where the airplane may not capture or track the glideslope correctly.

Nov 18, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2021-21-09

Fuselage - Aft Pressure Bulkhead - Repetitive Inspections

The Federal Register document titled 'Fuselage - Aft Pressure Bulkhead - Repetitive Inspections' is a final rule Airworthiness Directive (AD 2021-21-09) issued by the FAA affecting The Boeing Company Model 737-600, -700, -700C, -800, and -900 series airplanes. This directive mandates repetitive inspections for cracking in the webs of the aft pressure bulkhead and corrective actions if necessary. It also includes inspections for existing repairs on newly included airplanes to ensure continued airworthiness.

Nov 9, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900

EASA AD US-2021-13-18

Powerplant - Engine Fan Cowl Spring Door Opening System Actuator - Replacement

Federal Aviation Administration Airworthiness Directive 2021-13-18 is a final rule addressing all Boeing Company Model 737 airplanes powered by LEAP-1B engines, including the 737-8, 737-9, and 737-8200 models. It targets the replacement of the engine fan cowl spring door opening system (SDOS) actuator due to safety concerns involving inadvertent spring energy release causing injury to maintenance personnel. The directive mandates installation of redesigned SDOS actuators with improved joints and clearer safety markers.

Aug 25, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737

EASA SIB AIR-21-12

Thrust Reverser System - Deploy / Retract Integrity Test

The Special Airworthiness Information Bulletin SAIB: AIR-21-12 is an FAA informational bulletin addressing the thrust reverser system deploy/retract integrity test on Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It informs operators that after performing the integrity test required by Airworthiness Directive 2019-18-03, the thrust reversers may not deploy on the first command due to residual load. This bulletin provides additional recommendations to prevent this issue.

Aug 25, 2021
Safety Information BulletinMaintenanceSafety MgmtBoeing 737

EASA AD US-2021-16-15

Air Conditioning - Failed Air Conditioning Pack Electronic Flow Control in Aft Cargo Compartment - Dispatch Restrictions for Carriage of Cargo

The Air Conditioning - Failed Air Conditioning Pack Electronic Flow Control in Aft Cargo Compartment - Dispatch Restrictions for Carriage of Cargo is a final rule airworthiness directive issued by the FAA affecting Boeing 737-8, 737-9, 737-8200 (737 MAX), and certain 737-800 and 737-900ER series airplanes. It addresses a safety issue where failed electronic flow control of air conditioning packs reduces fire suppression capability in the aft cargo compartment. The directive prohibits carrying cargo in the aft cargo compartment if the electronic flow control of air conditioning packs has failed.

Aug 9, 2021
Airworthiness DirectiveSafety MgmtFlight OpsBoeing 737Boeing 737-8Boeing 737-9Boeing 737-8200Boeing 737-800Boeing 737-900ER

EASA AD US-2021-10-11

Wings - Bulkhead Splice Angles - Inspection

The Federal Aviation Administration Airworthiness Directive 2021-10-11 addresses all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates repetitive surface high frequency eddy current inspections of the STA 540 bulkhead splice angles to detect cracks and requires corrective actions if cracks are found. This directive aims to maintain structural integrity and prevent potential fuel leaks and fires.

Jul 16, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2021-11-24

Fuel - Maintenance or Inspection Program - Revision

The Federal Aviation Administration's Final Rule titled 'Fuel - Maintenance or Inspection Program - Revision' is an airworthiness directive (AD 2021-11-24) applicable to certain Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. This directive addresses updated airworthiness limitations related to fuel tank ignition prevention and the nitrogen generation system (NGS).

Jul 8, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2021-10-07

Time Limits / Maintenance Checks — Airworthiness Limitations Section Certification Maintenance Requirement — Amendment

The Time Limits / Maintenance Checks — Airworthiness Limitations Section Certification Maintenance Requirement — Amendment is a final rule airworthiness directive issued by the FAA affecting certain Boeing 737-8 and 737-9 (737 MAX) airplanes. It mandates the incorporation of three additional Certification Maintenance Requirements (CMRs) into the existing maintenance or inspection programs to address potential latent failures in the flight control system. This directive aims to ensure continued airworthiness and safety of the affected aircraft.

Jul 5, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2021-12-13

Fuel - Automatic Shutoff System - Installation / Inspection

Federal Register Volume 86, Number 119 (June 24, 2021) Final Rule titled 'Fuel - Automatic Shutoff System - Installation / Inspection' is an FAA Airworthiness Directive (AD 2021-12-13) applicable to certain Boeing 737-8 and 737-9 airplanes. It addresses a safety issue related to the automatic shutoff system during refueling of the right main tank, requiring installation of a new fuel quantity processor unit (FQPU) and software check.

Jul 1, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD 2021-0135

Oxygen — Low-Pressure Oxygen Flexible Hoses — Replacement

EASA Airworthiness Directive 2021-0135 is an airworthiness directive addressing the replacement of low-pressure oxygen flexible hoses installed on certain Boeing 737-700, 737-800, 747-400, 747-8, 767-400ER, and 777-200 aircraft modified by Lufthansa Technik AG Supplemental Type Certificates. The directive targets conductive oxygen flex-hoses in gaseous passenger oxygen systems that pose a fire risk. It mandates replacing these with non-conductive hoses to ensure continued airworthiness and safety.

Jun 2, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 747Boeing 767Boeing 777Boeing 737-700Boeing 737-800Boeing 747-400Boeing 747-8Boeing 767-400ERBoeing 777-200

EASA AD US-2021-08-14

Auto Flight - Flap Position Sensor - Testing

Federal Register Volume 86, Number 94 (Tuesday, May 18, 2021) Final Rule titled 'Auto Flight - Flap Position Sensor - Testing' is an FAA Airworthiness Directive affecting all Boeing 737-300, -400, and -500 series airplanes. This directive addresses a flap synchro wire failure issue that may not be detected by the autothrottle computer, potentially compromising the asymmetric cruise thrust monitor function.

May 26, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2021-09-06

SUPERSEDED BY FAA AD 2025-07-03

FAA Airworthiness Directive 2021-09-06 is a final rule superseding AD 2019-22-10 and applies to all Boeing 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It addresses cracking issues in the left- and right-hand side outboard chords of frame fittings and failsafe straps near station 663.75. The directive mandates repetitive inspections and repairs to ensure structural integrity and safety.

May 6, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-600Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900Boeing 737-900ER

EASA AD US-2021-09-08

Flight Deck Metallic Support Panel Assemblies - Modifications

The Federal Aviation Administration's Airworthiness Directive 2021-09-08 addresses certain Boeing 737-8 and 737-9 airplanes. It mandates modifications to the electrical bonding of metallic support panel assemblies in the flight deck to ensure proper electrical grounding of installed equipment. This directive responds to design changes that caused insufficient electrical bonding and grounding, posing safety risks.

Apr 30, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-8Boeing 737-9

EASA AD US-2021-08-04

Oxygen - Oxygen Mask Stowage Box Unit - Inspection / Replacement

Airworthiness Directive 2021-08-04 is a final rule issued by the Federal Aviation Administration addressing crew oxygen mask stowage box units on certain Boeing airplanes, including Model 737-700, -700C, -800, -900ER, Model 747-400F, and Model 767-200 and -300 series. The directive requires inspections and possible replacement or re-identification of affected oxygen mask stowage box units to prevent potential ignition sources or valve jams. This AD expands the applicability beyond the original scope of AD 2013-07-09 to include additional airplane models.

Apr 26, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 747Boeing 757Boeing 767Boeing 737-700Boeing 737-700CBoeing 737-800Boeing 737-900ERBoeing 747-400FBoeing 767-200Boeing 767-300

EASA AD US-2021-08-12

Wings - Lower Aft Wing Skin Aft Edge - Inspection

The FAA Airworthiness Directive 2021-08-12 is a final rule addressing all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates repetitive inspections of the lower aft wing skin aft edge at specific flap track locations due to crack indications found in bolt holes where flap tracks attach to the track support fitting. The directive aims to ensure structural integrity by detecting and repairing cracks that could compromise the wing's ability to carry limit loads.

Apr 26, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-100Boeing 737-200Boeing 737-200CBoeing 737-300Boeing 737-400Boeing 737-500

EASA AD US-2021-07-17

Electrical Power - Main Landing Gear Wheel Well Electrical Connectors - Inspection

Federal Aviation Administration Airworthiness Directive 2021-07-17 is a final rule addressing all Boeing 737-900ER series airplanes. It mandates repetitive records checks and inspections for corrosion of electrical connectors in the main landing gear wheel well, prompted by reports of significant corrosion that could lead to electrical shorting and unsafe flight conditions.

Apr 21, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-900ER

EASA AD US-2021-07-02

Ice and Rain Protection - Pitot Anti-icing System Components - Inspection / Replacement

The Federal Register Volume 86, Number 63 (April 5, 2021) Final Rule titled "Ice and Rain Protection - Pitot Anti-icing System Components - Inspection / Replacement" is a new airworthiness directive issued by the FAA for certain Boeing 737-200 series airplanes. It addresses the pitot heat switch issue that can lead to misleading air data by requiring replacement of pitot anti-icing system components, installation of a junction box and wiring provisions, and repetitive testing of the anti-icing system.

Apr 19, 2021
Airworthiness DirectiveMaintenanceSafety MgmtBoeing 737Boeing 737-200