Home / Agencies / DOT / 2026-15825
Final Rule

Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes

Agency
DOT
Document Number
2026-15825
Published
August 4, 2026
Effective Date
September 8, 2026

Abstract

The FAA is adopting a new airworthiness directive (AD) for certain Diamond Aircraft Industries Inc. (DAI) Model DA20-C1 airplanes. This AD was prompted by a report of a certain emergency locator transmitter (ELT) not activating due to a missing jumper wire. This AD requires a continuity inspection of the D-sub connector of the Artex ELT 1000 and, if necessary, corrective actions. The FAA is issuing this AD to address the unsafe condition on these products.

Federal Register Source

This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.

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Frequently Asked Questions

What is the 2026-15825 Federal Register document?
Document 2026-15825 is a Final Rule published by the Department of Transportation in the Federal Register on August 4, 2026, with an effective date of September 8, 2026. The FAA is adopting a new airworthiness directive (AD) for certain Diamond Aircraft Industries Inc. (DAI) Model DA20-C1 airplanes. This AD was prompted by a report of a certain emergency locator transmitter (ELT) not activating due to a missing jumper wire. This AD requires a continuity inspection of the D-sub connector of the Artex ELT 1000 and, if necessary, corrective actions. The FAA is issuing this AD to address the unsafe condition on these products. View the original at https://www.federalregister.gov/documents/2026/08/04/2026-15825/airworthiness-directives-diamond-aircraft-industries-inc-airplanes.
Is document 2026-15825 an economically significant rule?
No. Document 2026-15825 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.

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