Definition
The formal FAA process by which an aircraft is determined to meet the design, construction, and safety standards required for flight, resulting in the issuance of an airworthiness certificate. The certificate identifies the category under which the aircraft was certificated (such as standard, experimental, or light-sport), and that category determines the rules under which the aircraft may be operated and maintained.
Plain English
It is the FAA's official sign-off that an aircraft is built to an approved standard and is safe to fly. The type of sign-off it gets also sets the rules for how it can be flown and looked after.
Context Anchor
Seen when reviewing a light-sport aircraft’s paperwork, operating limits, maintenance records, or eligibility for flight.
Derivation
‘Airworthy’ is built from ‘air’ + ‘worthy,’ meaning ‘fit or suitable for the air’ — the same way ‘seaworthy’ means fit for the sea. ‘Certification’ comes from the Latin ‘certus’ (sure, settled). Together the term means an official confirmation that an aircraft is fit for flight.
Why Pilots Care
Determines whether the aircraft may be flown legally and affects insurance coverage and maintenance obligations.
Intuition Check
Airworthiness certification does not mean the airplane is guaranteed safe for every flight. It means the aircraft has the required official approval and still must be kept in safe condition through inspections, maintenance, and preflight checks.
Example Sentence 1
Before buying the aircraft, the pilot checked its airworthiness certification to confirm it was certificated in the standard category.
Example Sentence 2
The owner scheduled an inspection to keep the airworthiness certification current for the upcoming cross-country trip.