routineRule

AD FAA-2026-3880

Airworthiness Directives; Airbus Helicopters

Summary

The FAA is adopting a new airworthiness directive (AD) for all Airbus Helicopters Model EC 155 B and EC 155 B1 helicopters. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD requires revising the airworthiness limitations section (ALS) of the existing maintenance manual (MM) or instructions for continued airworthiness (ICA) and the existing approved maintenance or inspection program, as applicable. The FAA is issuing this AD to address the unsafe condition on these products.

Directive Details

AD Number

FAA-2026-3880

Document Number

2026-16506

Type

Rule

Publication Date

August 13, 2026

Effective Date

September 17, 2026

Affected Manufacturer

Airbus

Criticality

routine

Emergency

Docket ID

Docket No. FAA-2026-3880

Topics

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Official Documents

View PDF View on Federal Register

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