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Final ruleTook effect June 15, 2026

Airworthiness Directives; Airbus SAS Airplanes

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register May 29, 2026. Document 2026-10800. Updated Nov. 10, 2026.

What it does

The FAA is adopting a new airworthiness directive (AD) for all Airbus SAS Model A319 series airplanes; Model A320 series airplanes; and 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 aeroelastic stability assessments that indicate that reduced stability margins may exist due to accumulation of additional mass from rudder repainting or repairs. This AD requires airframe vibration troubleshooting after an airframe vibration event, reporting results, and applicable on-condition actions. The FAA is issuing this AD to address the unsafe condition on these products.

The Federal Aviation Administration's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 14 of the Code of Federal Regulations:

14 CFR 39

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Federal Aviation Administration has published 482 final rules in 2026 so far, compared with 518 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

Before this

827 earlier Federal Register documents under regulation identifier 2120-AA64 since Jan. 1, 2025.

Since then:

What happens next and when

This AD is effective June 15, 2026.

The agency's dates, word for word.

Document number2026-10800
ActionFinal rule; request for comments.
AgenciesTransportation Department; Federal Aviation Administration
PublishedMay 29, 2026
Effective dateJune 15, 2026
Comments closeJune 13, 2026
Regulation identifier (RIN)2120-AA64
DocketFAA-2026-4645

Source: the Federal Register (public domain). The document in the Federal Register