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Final ruleTook effect Feb. 26, 2026

Airworthiness Directives; The Boeing Company Airplanes

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register Feb. 26, 2026. Document 2026-03856. Updated Nov. 14, 2026.

What it does

The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 757-200 and -300 series airplanes. This AD was prompted by reported crack findings on airplanes with scimitar blended winglets. This AD requires inspections for cracks, and repair as applicable. 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 489 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

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

Since then:

What happens next and when

This AD is effective February 26, 2026.

The agency's dates, word for word.

Document number2026-03856
ActionFinal rule; request for comments.
AgenciesTransportation Department; Federal Aviation Administration
PublishedFeb. 26, 2026
Effective dateFeb. 26, 2026
Comments closeApril 13, 2026
Regulation identifier (RIN)2120-AA64
DocketFAA-2026-1333

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