State of Registry

Section 01: Organizations & Authorities

Definition

The ICAO term for the State on whose register an aircraft is entered. The State of Registry is responsible for the continuing airworthiness oversight of the aircraft, including ensuring compliance with mandatory airworthiness directives, approval of maintenance programs, and issuance of the Certificate of Airworthiness. An aircraft can only be registered in one State at a time.

Primary Sources

Chicago Convention, Article 17–21ICAO

Articles establishing the nationality and registration requirements for aircraft.

ICAO Annex 7 — Aircraft Nationality and Registration MarksICAO

Standards for the registration and marking of aircraft.

Related Terms

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