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State of Design

Section 01: Organizations & Authorities

Definition

The ICAO term for the State having jurisdiction over the organization responsible for the type design of an aircraft, engine, or propeller. The State of Design has continuing airworthiness responsibilities including the issuance and management of the Type Certificate, the publication of mandatory continuing airworthiness information, and the obligation to assist other States in ensuring the continuing airworthiness of aircraft on their registries.

Where This Shows Up

For example, the FAA is the authority representing the State of Design for Boeing aircraft; EASA is the State of Design authority for Airbus aircraft. These responsibilities persist for the entire operational life of the type design.

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Primary Sources

ICAO Annex 8, Airworthiness of Aircraft, Chapter 4ICAO

Defines the obligations of the State of Design for type certification and continuing airworthiness.

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