EASA Regulations for Boeing 737-9

35 airworthiness directives and regulations affecting Boeing 737-9.

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New ADs and bulletins for Boeing 737-9, summarized like the ones below, every Monday.

EASA SIB SAIB-2026-17

Oct 9, 2026

Vertical Navigation Approach Disconnect Following Missed Approach

The FAA Aviation Safety Information Bulletin SAIB: 2026-17 titled "Vertical Navigation Approach Disconnect Following Missed Approach" informs operators of Boeing 737-600/-700/-800/-900/-900ER/-7/-8/-9/-8200 series airplanes equipped with Flight Management Computer software versions U14.0 or U14.1 about a potential vertical navigation (VNAV) mode disconnect during subsequent approaches after a missed approach. This bulletin provides information on the anomaly but does not mandate any regulatory action.

Safety Information Bulletin
  • Boeing 7376007008 (MAX)8008200 (MAX)9 (MAX)900900ER7898200

EASA AD US-2026-18-07

Oct 7, 2026

Fuselage - Fuselage Skin, Bear Strap and Stub Frame at the Forward Galley Door Cutout - Inspection

The Federal Aviation Administration's Airworthiness Directive 2026-18-07 addresses certain Boeing Model 737-8, 737-9, and 737-8200 airplanes. This final rule mandates inspections and on-condition actions to detect and repair cracks in the fuselage skin, bear strap, and stub frame at the forward galley door cutout. The directive aims to maintain structural integrity and ensure continued airworthiness of affected aircraft.

Airworthiness Directive
  • Boeing 7378 (MAX)8200 (MAX)9 (MAX)898200

EASA AD US-2026-15-11

Aug 7, 2026

Fuselage - Fuselage Skin / Bear Strap - Inspection

The Federal Aviation Administration's Airworthiness Directive 2026-15-11 addresses certain Boeing 737-8, 737-9, and 737-8200 airplanes. This directive requires inspections of the fuselage skin and bear strap near the forward galley door cutout due to reported cracks. The directive aims to maintain structural integrity and ensure safety by detecting and repairing cracks before they become critical.

Airworthiness Directive
  • Boeing 737898200

EASA AD US-2026-13-17

Jul 1, 2026

Navigation - 5G C-Band wireless Broadband Interference with Radio Altimeter System when operating in Canadian airspace - Amendment

Navigation - 5G C-Band wireless Broadband Interference with Radio Altimeter System when operating in Canadian airspace - Amendment is a Federal Aviation Administration (FAA) airworthiness directive addressing interference issues affecting Boeing 737-8, 737-9, and 737-8200 airplanes. This directive responds to increased 5G Lower C-Band interference in Canadian airspace that compromises radio altimeter reliability and impacts critical airplane systems during takeoff and landing. The amendment mandates updates to the airplane flight manual to restrict certain operations relying on radio altimeter data when flying in Canadian airspace.

Airworthiness Directive
  • Boeing 737898200

EASA AD US-2024-13-02

Jul 17, 2024

Oxygen - Passenger Service Unit Oxygen Generators - Inspection

The Federal Aviation Administration's Airworthiness Directive 2024-13-02 addresses a safety issue affecting all Boeing 737-8, 737-9, 737-8200, 737-700, 737-800, and 737-900ER series airplanes. This directive mandates inspections of passenger service unit (PSU) oxygen generator installations due to reports of oxygen generators shifting out of position caused by retention strap failures. The AD aims to ensure the functionality of supplemental oxygen systems during depressurization events.

Airworthiness Directive
  • Boeing 737898200700800900ER

EASA AD US-2024-06-03

Apr 22, 2024

Electrical Power - P6 Panel / Standby Power Control Unit - Installation

Airworthiness Directive 2024-06-03 is a final rule issued by the Federal Aviation Administration (FAA) addressing certain Boeing 737-8 and 737-9 airplanes. It mandates the installation of two bonding jumpers from the P6 panel structure to the primary structure to prevent failure of the standby power control unit (SPCU). This directive aims to maintain critical flightcrew instrumentation and displays by ensuring redundant grounding paths.

Airworthiness Directive
  • Boeing 73789

EASA AD US-2024-03-04

Feb 14, 2024

Flight Controls - Aft Rudder Quadrant - Inspection

Airworthiness Directive 2024-03-04 is a final rule issued by the Federal Aviation Administration (FAA) addressing certain Boeing 737-8, 737-8200, and 737-9 airplanes. It mandates a one-time inspection of the aft rudder quadrant due to a reported missing washer and nut and a migrated bolt, which could compromise rudder control. The directive aims to ensure continued safe flight by correcting this unsafe condition.

Airworthiness Directive
  • Boeing 737882009

EASA AD US-2024-02-51

Jan 19, 2024

[Final Rule] Doors - Mid-Cabin Door Plug - Inspection

The Final Rule titled 'Doors - Mid-Cabin Door Plug - Inspection' approves a Method of Compliance (MOC) to FAA Emergency Airworthiness Directive 2024-02-51 for Boeing Model 737-9 airplanes equipped with a mid-cabin door plug. This rule provides specific inspection instructions and corrective actions to ensure the mid-cabin door plug meets type design requirements. It applies exclusively to the Boeing 737-9 aircraft listed in the referenced AD.

Regulation
  • Boeing 7379

EASA AD US-2023-12-11

Jun 23, 2023

Aircraft Flight Manual - Limitations / Operating Procedures - Amendment

The Aircraft Flight Manual - Limitations / Operating Procedures - Amendment is a final rule issued by the Federal Aviation Administration (FAA) that supersedes Airworthiness Directive 2022-03-20. It applies to all Boeing 737-8, 737-9, and 737-8200 airplanes and addresses limitations and operating procedures related to interference from 5G C-Band wireless broadband operations affecting radio altimeters. The amendment updates the airplane flight manual to prohibit the use of certain minimum equipment list items and retains procedures for calculating takeoff and landing distances under these interference conditions.

Airworthiness Directive
  • Boeing 737898200

EASA AD US-2023-09-04

Jun 13, 2023

Superseded by FAA AD 2025-25-04

FAA Airworthiness Directive 2023-09-04 is a final rule addressing certain Boeing 737-600, -700, -700C, -800, -900, -900ER series airplanes, and certain 737-8 and -9 models. It targets uncommanded escape slide deployments caused by excessive tension in the inflation cable and movement of the escape slide assembly within its compartment. The directive mandates inspection of all escape slide assemblies to identify affected parts and requires corrective actions as necessary.

Airworthiness Directive
  • Boeing 737600700700C800900900ER89

EASA AD 2023-0109

May 26, 2023

Engine – High Pressure Compressor Stages 6-10 Spools and High Pressure Turbine Rotor Stage 1 Disks – Replacement

EASA Airworthiness Directive 2023-0109 is an airworthiness directive addressing CFM International LEAP-1B engines installed on Boeing 737-8, 737-8200, and 737-9 aircraft. It mandates the replacement of certain high pressure compressor stages 6-10 spools and high pressure turbine rotor stage 1 disks identified as affected parts due to manufacturing defects. The directive aims to ensure continued airworthiness and prevent potential engine failures.

Airworthiness DirectiveSuperseded
  • CFM International LEAP-1B
  • Boeing 737-8
  • Boeing 737-8200
  • Boeing 737-9

EASA AD US-2023-05-06

May 9, 2023

Time Limits / Maintenance Checks — Time Limits Manual / Maintenance Programme — Amendment

Federal Aviation Administration Airworthiness Directive 2023-05-06 is a final rule affecting certain Boeing 737-8, 737-9, and 737-8200 airplanes. It mandates revisions to the maintenance or inspection programs to include new airworthiness limitations related to the periodic replacement or testing and replacement of the oxygen sensor in the nitrogen generation system (NGS). This directive aims to address safety concerns related to potential fuel tank flammability.

Airworthiness Directive
  • Boeing 737898200

EASA AD US-2023-04-17

Apr 26, 2023

Fuel - Auxiliary Power Unit Fuel Line Shroud / Pressure Switch Wire Clamp - Inspection

The Federal Aviation Administration's Airworthiness Directive 2023-04-17 is a final rule addressing certain Boeing 737-8, 737-9, and 737-600, -700, -700C, -800, -900, and -900ER series airplanes. It mandates inspections of the auxiliary power unit (APU) fuel line shroud and the pressure switch wire clamp assembly to detect damage and incorrect fastener installation that could cause interference and potential fuel leaks. This directive aims to prevent flammable fluid leaks in ignition zones due to damaged APU fuel line shrouds.

Airworthiness Directive
  • Boeing 73789600700700C800900900ER

EASA AD US-2023-06-10

Apr 4, 2023

Ice and Rain Protection / Powerplant - Engine Anti-Ice Exhaust Duct Fasteners - Inspection

Airworthiness Directive 2023-06-10 is a final rule issued by the Federal Aviation Administration addressing all Boeing 737-8, -8200, and -9 airplanes. It mandates inspections and corrective actions related to engine anti-ice (EAI) exhaust duct fasteners that were found to be inadequately torqued, potentially compromising engine inlet integrity. The directive also limits installation of affected parts to prevent unsafe conditions.

Airworthiness Directive
  • Boeing 737882009

EASA AD 2022-0215

Oct 25, 2022

Engine — Bearing Spring Finger Housing — Inspection

EASA Airworthiness Directive 2022-0215 is an airworthiness directive addressing CFM International LEAP-1B engine models installed on Boeing 737-8, 737-8200, and 737-9 aircraft. It mandates inspection and monitoring of the bearing No. 3 spring finger housing to detect wear that could cause non-synchronous vibrations and potential engine failure. The directive applies to all serial numbers of affected LEAP-1B engines and prohibits installation of certain affected parts.

Airworthiness Directive
  • CFM International LEAP-1B
  • Boeing 737-8
  • Boeing 737-8200
  • Boeing 737-9

EASA AD 2022-0074

Apr 27, 2022

Engine — Transfer Gearbox Module Scavenge Screens — Inspection / Modification

EASA Airworthiness Directive 2022-0074 is an airworthiness directive addressing the inspection and modification of Transfer Gearbox Module scavenge screens on CFM International LEAP-1B series engines. These engines are installed on Boeing 737-8, 737-9, and 737-8200 aircraft. The directive mandates inspections for metallic particles and requires modifications to affected engines to prevent engine in-flight shutdowns caused by radial drive shaft bearing cage failures.

Airworthiness Directive
  • CFM International LEAP-1B
  • Boeing 737-8
  • Boeing 737-9
  • Boeing 737-8200

EASA AD 2022-0071

Apr 26, 2022

Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment

EASA Airworthiness Directive 2022-0071 is an amendment addressing time limits and maintenance checks for CFM International LEAP-1B engines installed on Boeing 737-8, 737-8200, and 737-9 aircraft. It updates the Airworthiness Limitations Section (ALS) in the LEAP-1B Engine Shop Manual, specifying mandatory life limits and maintenance tasks for critical engine parts. This directive ensures continued airworthiness by mandating compliance with revised maintenance requirements.

Airworthiness Directive
  • CFM International LEAP-1B
  • Boeing 737-8
  • Boeing 737-8200
  • Boeing 737-9

EASA AD US-2022-03-20

Jan 31, 2022

Superseded by FAA AD 2023-12-11

FAA Airworthiness Directive 2022-03-20 is a final rule affecting all Boeing 737-8, 737-9, and 737-8200 airplanes. It addresses interference with radio altimeters caused by 5G C-Band wireless broadband operations in the 3.7-3.98 GHz frequency band, which can impair critical aircraft systems during takeoff and landing. The directive mandates revisions to the airplane flight manual to include new limitations and operating procedures to mitigate these risks.

Airworthiness Directive
  • Boeing 737898200

EASA AD US-2021-19-19

Nov 23, 2021

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.

Airworthiness Directive
  • Boeing 7379

EASA AD US-2021-16-15

Aug 9, 2021

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.

Airworthiness Directive
  • Boeing 737898200800900ER