SECTION	Title	Time
§ 21.19	§ 21.19 Changes requiring a new type certificate.	Dec. 2, 2025(ecor)
§ 21.20	§ 21.20 Compliance with applicable requirements.	Dec. 2, 2025(ecor)
§ 21.21	§ 21.21 Issue of type certificate: normal, utility, acrobatic, commuter, and transport category aircraft; manned free balloons; special classes of aircraft; aircraft engines; propellers.	Dec. 2, 2025(ecor)
§ 21.23	§ 21.23 [Reserved]	Dec. 2, 2025(ecor)
§ 21.24	§ 21.24 Issuance of type certificate: primary category aircraft.	Dec. 2, 2025(ecor)
§ 21.25	§ 21.25 Issue of type certificate: restricted category aircraft.	Dec. 2, 2025(ecor)
§ 21.27	§ 21.27 Issue of type certificate: surplus aircraft of the Armed Forces.	Dec. 2, 2025(ecor)
§ 21.29	§ 21.29 Issue of type certificate: import products.	Dec. 2, 2025(ecor)
§ 21.31	§ 21.31 Type design.	Dec. 2, 2025(ecor)
§ 21.33	§ 21.33 Inspection and tests.	Dec. 2, 2025(ecor)
§ 21.35	§ 21.35 Flight tests.	Dec. 2, 2025(ecor)
§ 21.37	§ 21.37 Flight test pilot.	Dec. 2, 2025(ecor)
§ 21.39	§ 21.39 Flight test instrument calibration and correction report.	Dec. 2, 2025(ecor)
§ 21.41	§ 21.41 Type certificate.	Dec. 2, 2025(ecor)
§ 21.43	§ 21.43 Location of manufacturing facilities.	Dec. 2, 2025(ecor)