§21.175. Airworthiness certificates: classification.

14 C.F.R. § 21.175

(a)

Standard airworthiness certificates are airworthiness certificates issued for aircraft type certificated:

(1)

In the normal, utility, acrobatic, commuter, or transport category;

(2)

As manned free balloons; or

(3)

As special classes of aircraft.

(b)

Special airworthiness certificates are airworthiness certificates issued for—

(1)

Aircraft type-certificated in the primary, restricted, provisional, or limited category;

(2)

Aircraft certificated in the light-sport category;

(3)

Aircraft operating for an experimental purpose; or

(4)

Aircraft operating under a special flight permit.

Notes, amendments, and revision history

[Docket No. FAA-2023-1377, Amdt. 21-109, 90 FR 35205, July 24, 2025]

Source: Docket No. 5085, 29 FR 14569, Oct. 24, 1964, unless otherwise noted.

Authority: 42 U.S.C. 7572; 49 U.S.C. 106(f), 40105, 40113, 44701-44702, 44704, 44707, 44709, 44711, 44713, 44715, 45303.

[Docket No. FAA-2023-1377, Amdt. 21-109, 90 FR 35205, July 24, 2025]