 | | Section | | Title | | Amdt | | Eff Date | |
 | Part 1 - DEFINITIONS AND ABBREVIATIONS |
| |
  | Part 3 - GENERAL REQUIREMENTS |
|  |
 | Part 11 - GENERAL RULEMAKING PROCEDURES |
| |
  | Part 13 - INVESTIGATIVE AND ENFORCEMENT PROCEDURES |
|  |
 | Part 14 - RULES IMPLEMENTING THE EQUAL ACCESS TO JUSTICE ACT OF 1980 |
| |
  | Part 15 - ADMINISTRATIVE CLAIMS UNDER FEDERAL TORT CLAIMS ACT |
|  |
 | Part 16 - RULES OF PRACTICE FOR FEDERALLY-ASSISTED AIRPORT ENFORCEMENT PROCEEDINGS |
| |
  | Part 17 - PROCEDURES FOR PROTESTS AND CONTRACTS DISPUTES |
|  |
 | Part 21 - CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS |
| |
 |  | Sec. 21.1 | | Applicability. | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.2 | | [Falsification of applications, reports, or records.] | | 21-70 | | 12/31/1992 |  |
 |  | Sec. 21.3 | | Reporting of failures, malfunctions, and defects. | | 21-67 | | 10/25/1989 |  |
|  | Sec. 21.4 | | [ETOPS reporting requirements.] | | 21-89 | | 02/15/2007 |  |
 |  | Sec. 21.5 | | [Airplane or Rotorcraft Flight Manual.] | | 21-46 | | 03/01/1978 |  |
|  | Sec. 21.6 | | Manufacture of new aircraft, aircraft engines, and propellers. | | 21-88 | | 10/02/2006 |  |
 |  | Sec. 21.7 | | Continued airworthiness and safety improvements for transport category
airplanes. | | 21-90 | | 12/10/2007 |  |
|  | Sec. 21.11 | | Applicability. | | | | 02/01/1965 |  |
 |  | Sec. 21.13 | | Eligibility. | | 21-25 | | 10/05/1969 |  |
|  | Sec. 21.15 | | Application for type certificate. | | 21-67 | | 10/25/1989 |  |
 |  | Sec. 21.16 | | Special conditions. | | 21-51 | | 10/14/1980 |  |
|  | Sec. 21.17 | | Designation of applicable regulations. | | 21-90 | | 12/10/2007 |  |
 |  | Sec. 21.19 | | Changes requiring a new type certificate. | | 21-77 | | 06/10/2003 |  |
|  | Sec. 21.21 | | Issue of type certificate: normal, utility, acrobatic, commuter, and transport
category aircraft; manned free balloons; special classes of aircraft; aircraft
engines; propellers. | | 21-68 | | 09/10/1990 |  |
 |  | Sec. 21.23 | | [Reserved.] | | 21-60 | | 04/13/1987 |  |
|  | Sec. 21.24 | | Issuance of type certificate: [Primary] category aircraft. | | 21-75 | | 02/23/1998 |  |
 |  | Sec. 21.25 | | Issue of type certificate: restricted category aircraft. | | 21-42 | | 02/07/1975 |  |
|  | Sec. 21.27 | | Issue of type certificate: surplus aircraft of the Armed Forces. | | 21-59 | | 02/17/1987 |  |
 |  | Sec. 21.29 | | Issue of type certificate: import products. | | 21-68 | | 09/10/1990 |  |
|  | Sec. 21.31 | | Type design. | | 21-90 | | 12/10/2007 |  |
 |  | Sec. 21.33 | | Inspection and tests. | | 21-68 | | 09/10/1990 |  |
|  | Sec. 21.35 | | Flight tests. | | 21-70 | | 12/31/1992 |  |
 |  | Sec. 21.37 | | Flight test pilot. | | 21-59 | | 02/17/1987 |  |
|  | Sec. 21.39 | | Flight test instrument calibration and correction report. | | 21-59 | | 02/17/1987 |  |
 |  | Sec. 21.41 | | Type certificate. | | | | 02/01/1965 |  |
|  | Sec. 21.43 | | Location of manufacturing facilities. | | | | 02/01/1965 |  |
 |  | Sec. 21.45 | | Privileges. | | | | 02/01/1965 |  |
|  | Sec. 21.47 | | Transferability. | | 21-67 | | 10/25/1989 |  |
 |  | Sec. 21.49 | | Availability. | | 21-15A | | 04/01/1967 |  |
|  | Sec. 21.50 | | Instructions for Continued Airworthiness and Manufacturer's Maintenance Manuals
having Airworthiness Limitations sections. | | 21-90 | | 12/10/2007 |  |
 |  | Sec. 21.51 | | Duration. | | | | 02/01/1965 |  |
|  | Sec. 21.53 | | Statement of conformity. | | 21-17 | | 01/26/1968 |  |
 |  | Sec. 21.55 | | Responsibility of type certificate holders to provide written licensing
agreements. | | 21-88 | | 10/02/2006 |  |
|  | Sec. 21.71 | | Applicability. | | | | 02/01/1965 |  |
 |  | Sec. 21.73 | | Eligibility. | | 21-59 | | 02/17/1987 |  |
|  | Sec. 21.75 | | Application. | | 21-67 | | 10/25/1989 |  |
 |  | Sec. 21.77 | | Duration. | | 21-7 | | 11/16/1965 |  |
|  | Sec. 21.79 | | Transferability. | | | | 02/01/1965 |  |
 |  | Sec. 21.81 | | Requirements for issue and amendment of Class I provisional type certificates. | | 21-66 | | 08/18/1990 |  |
|  | Sec. 21.83 | | Requirements for issue and amendment of Class II provisional type certificates. | | 21-66 | | 08/18/1990 |  |
 |  | Sec. 21.85 | | Provisional amendments to type certificates. | | 21-66 | | 08/18/1990 |  |
|  | Sec. 21.91 | | Applicability. | | | | 02/01/1965 |  |
 |  | Sec. 21.93 | | Classification of changes in type design. | | 21-81 | | 08/07/2002 |  |
|  | Sec. 21.95 | | Approval of minor changes in type design. | | | | 02/01/1965 |  |
 |  | Sec. 21.97 | | Approval of major changes in type design. | | 21-40 | | 10/31/1974 |  |
|  | Sec. 21.99 | | [Required design changes.] | | 21-3 | | 08/13/1965 |  |
 |  | Sec. 21.101 | | Designation of applicable regulations. | | 21-90 | | 12/10/2007 |  |
|  | Sec. 21.111 | | Applicability. | | | | 02/01/1965 |  |
 |  | Sec. 21.113 | | Requirement of supplemental type certificate. | | | | 02/01/1965 |  |
|  | Sec. 21.115 | | Applicable requirements. | | 21-77 | | 06/10/2003 |  |
 |  | Sec. 21.117 | | Issue of supplemental type certificates. | | | | 02/01/1965 |  |
|  | Sec. 21.119 | | Privileges. | | | | 02/01/1965 |  |
 |  | Sec. 21.120 | | Responsibility of supplemental type certificate holders to provide written
permission for alterations. | | 21-88 | | 10/02/2006 |  |
|  | Sec. 21.121 | | Applicability. | | | | 02/01/1965 |  |
 |  | Sec. 21.123 | | Production under type certificate. | | 21-67 | | 10/25/1989 |  |
|  | Sec. 21.125 | | Production inspection system: Materials Review Board. | | | | 02/01/1965 |  |
 |  | Sec. 21.127 | | Tests: aircraft. | | | | 02/01/1965 |  |
|  | Sec. 21.128 | | Tests: aircraft engines. | | 21-15 | | 04/03/1967 |  |
 |  | Sec. 21.129 | | Tests: propellers. | | | | 02/01/1965 |  |
|  | Sec. 21.130 | | Statement of conformity. | | 21-25 | | 10/05/1969 |  |
 |  | Sec. 21.131 | | Applicability. | | | | 02/01/1965 |  |
|  | Sec. 21.133 | | Eligibility. | | | | 02/01/1965 |  |
 |  | Sec. 21.135 | | Requirements for issuance. | | | | 02/01/1965 |  |
|  | Sec. 21.137 | | Location of manufacturing facilities. | | | | 02/01/1965 |  |
 |  | Sec. 21.139 | | Quality control. | | | | 02/01/1965 |  |
|  | Sec. 21.143 | | Quality control data requirements; prime manufacturer. | | 21-51 | | 10/14/1980 |  |
 |  | Sec. 21.147 | | Changes in quality control system. | | | | 02/01/1965 |  |
|  | Sec. 21.149 | | Multiple products. | | | | 02/01/1965 |  |
 |  | Sec. 21.151 | | Production limitation record. | | | | 02/01/1965 |  |
|  | Sec. 21.153 | | Amendment of the production certificates. | | | | 02/01/1965 |  |
 |  | Sec. 21.155 | | Transferability. | | | | 02/01/1965 |  |
|  | Sec. 21.157 | | Inspections and tests. | | | | 02/01/1965 |  |
 |  | Sec. 21.159 | | Duration. | | | | 02/01/1965 |  |
|  | Sec. 21.161 | | Display. | | | | 02/01/1965 |  |
 |  | Sec. 21.163 | | Privileges. | | 21-70 | | 12/31/1992 |  |
|  | Sec. 21.165 | | Responsibility of holder. | | 21-70 | | 12/31/1992 |  |
 |  | Sec. 21.171 | | Applicability. | | | | 02/01/1965 |  |
|  | Sec. 21.173 | | Eligibility. | | 21-26 | | 09/30/1969 |  |
 |  | Sec. 21.175 | | Airworthiness certificates: classification. | | 21-85 | | 09/01/2004 |  |
|  | Sec. 21.177 | | Amendment or modification. | | | | 02/01/1965 |  |
 |  | Sec. 21.179 | | Transferability. | | | | 02/01/1965 |  |
|  | Sec. 21.181 | | Duration. | | 21-85 | | 09/01/2004 |  |
 |  | Sec. 21.182 | | Aircraft identification. | | 21-85 | | 09/01/2004 |  |
|  | Sec. 21.183 | | Issue of standard airworthiness certificates for normal, utility, acrobatic,
commuter, and transport category aircraft; manned free balloons; and special
classes of aircraft. | | 21-88 | | 10/02/2006 |  |
 |  | Sec. 21.184 | | [Issue of special airworthiness certificates for primary category aircraft.] | | 21-70 | | 12/31/1992 |  |
|  | Sec. 21.185 | | Issue of airworthiness certificates for restricted category aircraft. | | 21-42 | | 02/07/1975 |  |
 |  | Sec. 21.187 | | Issue of multiple airworthiness certification. | | 21-70 | | 12/31/1992 |  |
|  | Sec. 21.189 | | Issue of airworthiness certificate for limited category aircraft. | | 21-4 | | 07/29/1965 |  |
 |  | Sec. 21.190 | | [Issue of a special airworthiness certificate for a light-sport category
aircraft.] | | 21-85 | | 09/01/2004 |  |
|  | Sec. 21.191 | | Experimental certificates. | | 21-85 | | 09/01/2004 |  |
 |  | Sec. 21.193 | | Experimental certificates: general. | | 21-85 | | 09/01/2004 |  |
|  | Sec. 21.195 | | Experimental certificates: aircraft to be used for market surveys, sales
demonstrations, and customer crew training. | | 21-59 | | 02/17/1987 |  |
 |  | Sec. 21.197 | | Special flight permits. | | 21-87 | | 02/03/2006 |  |
|  | Sec. 21.199 | | Issue of special flight permits. | | 21-22 | | 09/21/1968 |  |
 |  | Sec. 21.211 | | Applicability. | | | | 02/01/1965 |  |
|  | Sec. 21.213 | | Eligibility. | | 21-79 | | 04/27/2001 |  |
 |  | Sec. 21.215 | | Application. | | 21-67 | | 10/25/1989 |  |
|  | Sec. 21.217 | | Duration. | | | | 02/01/1965 |  |
 |  | Sec. 21.219 | | Transferability. | | | | 02/01/1965 |  |
|  | Sec. 21.221 | | Class I provisional airworthiness certificates. | | 21-66 | | 08/18/1990 |  |
 |  | Sec. 21.223 | | Class II provisional airworthiness certificates. | | 21-66 | | 08/18/1990 |  |
|  | Sec. 21.225 | | Provisional airworthiness certificates corresponding with provisional
amendments to type certificates. | | 21-66 | | 08/18/1990 |  |
 |  | Sec. 21.231 | | Applicability. | | 21-59 | | 02/17/1987 |  |
|  | Sec. 21.235 | | Application. | | 21-86 | | 11/14/2005 |  |
 |  | Sec. 21.239 | | Eligibility. | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.241 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.243 | | Duration. | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.245 | | Maintenance of eligibility. | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.247 | | Transferability. | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.249 | | Inspections. | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.251 | | Limits of applicability. | | 21-43 | | 02/14/1975 |  |
|  | Sec. 21.253 | | Type certificates: application. | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.255 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.257 | | Type certificates; issue. | | 21-68 | | 09/10/1990 |  |
 |  | Sec. 21.259 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.261 | | [Equivalent safety provisions.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.263 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.265 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.267 | | [Production certificates.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.269 | | [Export airworthiness approvals.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.271 | | Airworthiness approval tags. | | 21-43 | | 02/14/1975 |  |
|  | Sec. 21.273 | | Airworthiness certificates other than experimental. | | 21-18 | | 11/01/1967 |  |
 |  | Sec. 21.275 | | [Experimental certificates.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.277 | | [Data review and service experience.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.283 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.285 | | [Deleted.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.289 | | [Major repairs, rebuilding, and alteration.] | | 21-5 | | 10/08/1965 |  |
|  | Sec. 21.293 | | [Current records.] | | 21-5 | | 10/08/1965 |  |
 |  | Sec. 21.301 | | Applicability. | | | | 02/01/1965 |  |
|  | Sec. 21.303 | | Replacement and modification parts. | | 21-67 | | 10/25/1989 |  |
 |  | Sec. 21.305 | | Approval of materials, parts, processes, and appliances. | | 21-50 | | 09/09/1980 |  |
|  | Sec. 21.307 | | [Deleted.] | | 21-25 | | 10/05/1969 |  |
 |  | Sec. 21.321 | | Applicability. | | 21-48 | | 04/16/1979 |  |
|  | Sec. 21.323 | | [Eligibility.] | | 21-2 | | 08/30/1965 |  |
 |  | Sec. 21.325 | | Export airworthiness approvals. | | 21-91 | | 01/14/2008 |  |
|  | Sec. 21.327 | | Application. | | 21-59 | | 02/17/1987 |  |
 |  | Sec. 21.329 | | Issue of Export Certificates of Airworthiness for Class I Products. | | 21-79 | | 04/27/2001 |  |
|  | Sec. 21.331 | | Issue of airworthiness approval tags for Class II products. | | 21-48 | | 04/16/1979 |  |
 |  | Sec. 21.333 | | Issue of export airworthiness approval tags for Class III products. | | 21-48 | | 04/16/1979 |  |
|  | Sec. 21.335 | | Responsibilities of exporters. | | 21-48 | | 04/16/1979 |  |
 |  | Sec. 21.337 | | Performance of inspections and overhauls. | | 21-79 | | 04/27/2001 |  |
|  | Sec. 21.339 | | Special export airworthiness approval for aircraft. | | 21-55 | | 10/08/1981 |  |
 |  | Sec. 21.431 | | Applicability. | | 21-74 | | 03/12/1997 |  |
|  | Sec. 21.435 | | Application. | | 21-86 | | 11/14/2005 |  |
 |  | Sec. 21.439 | | [Eligibility.] | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.441 | | [Procedure manual.] | | 21-6 | | 10/08/1965 |  |
 |  | Sec. 21.443 | | [Duration.] | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.445 | | [Maintenance of eligibility.] | | 21-6 | | 10/08/1965 |  |
 |  | Sec. 21.447 | | [Transferability.] | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.449 | | [Inspections.] | | 21-6 | | 10/08/1965 |  |
 |  | Sec. 21.451 | | Limits of applicability. | | 21-68 | | 09/10/1990 |  |
|  | Sec. 21.461 | | [Equivalent safety provisions.] | | 21-6 | | 10/08/1965 |  |
 |  | Sec. 21.463 | | [Supplemental type certificates.] | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.473 | | [Airworthiness certificates other than experimental.] | | 21-6 | | 10/08/1965 |  |
 |  | Sec. 21.475 | | [Experimental certificates.] | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.477 | | [Data review and service experience.] | | 21-6 | | 10/08/1965 |  |
 |  | Sec. 21.493 | | [Current records.] | | 21-6 | | 10/08/1965 |  |
|  | Sec. 21.500 | | [Approval of engines and propellers.] | | 21-25 | | 10/05/1969 |  |
 |  | Sec. 21.502 | | [Approval of materials, parts, and appliances.] | | 21-25 | | 10/05/1969 |  |
|  | Sec. 21.601 | | [Applicability.] | | 21-50 | | 09/09/1980 |  |
 |  | Sec. 21.603 | | [TSO marking and privileges.] | | 21-50 | | 09/09/1980 |  |
|  | Sec. 21.605 | | Application and issue. | | 21-67 | | 10/25/1989 |  |
 |  | Sec. 21.607 | | [General rules governing holders of TSO authorizations.] | | 21-50 | | 09/09/1980 |  |
|  | Sec. 21.609 | | Approval for deviation. | | 21-67 | | 10/25/1989 |  |
 |  | Sec. 21.611 | | Design changes. | | 21-67 | | 10/25/1989 |  |
|  | Sec. 21.613 | | [Recordkeeping requirements.] | | 21-50 | | 09/09/1980 |  |
 |  | Sec. 21.615 | | [FAA inspection.] | | 21-50 | | 09/09/1980 |  |
|  | Sec. 21.617 | | [Issue of letters of TSO design approval: import appliances.] | | 21-50 | | 09/09/1980 |  |
 |  | Sec. 21.619 | | [Noncompliance.] | | 21-50 | | 09/09/1980 |  |
|  | Sec. 21.621 | | [Transferability and duration.] | | 21-50 | | 09/09/1980 |  |
  | Part 23 - AIRWORTHINESS STANDARDS: NORMAL, UTILITY, ACROBATIC, AND COMMUTER CATEGORY AIRPLANES |
|  |
 | Part 25 - AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES |
| |
  | Part 26 - CONTINUED AIRWORTHINESS AND SAFETY IMPROVEMENTS FOR TRANSPORT CATEGORY AIRPLANES |
|  |
 | Part 27 - AIRWORTHINESS STANDARDS: NORMAL CATEGORY ROTORCRAFT |
| |
  | Part 29 - AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT |
|  |
 | Part 31 - AIRWORTHINESS STANDARDS: MANNED FREE BALLOONS |
| |
  | Part 33 - AIRWORTHINESS STANDARDS: AIRCRAFT ENGINES |
|  |
 | Part 34 - FUEL VENTING AND EXHAUST EMISSION REQUIREMENTS FOR TURBINE ENGINE POWERED AIRPLANES |
| |
  | Part 35 - AIRWORTHINESS STANDARDS: PROPELLERS |
|  |
 | Part 36 - NOISE STANDARDS: AIRCRAFT TYPE AND AIRWORTHINESS CERTIFICATION |
| |
  | Part 39 - AIRWORTHINESS DIRECTIVES |
|  |
 | Part 43 - MAINTENANCE, PREVENTIVE MAINTENANCE, REBUILDING, AND ALTERATION |
| |
  | Part 45 - IDENTIFICATION AND REGISTRATION MARKING |
|  |
 | Part 47 - AIRCRAFT REGISTRATION |
| |
  | Part 49 - RECORDING OF AIRCRAFT TITLES AND SECURITY DOCUMENTS |
|  |
 | Part 60 - Flight Simulation Training Device Initial and Continuing Qualification and Use |
| |
  | Part 61 - CERTIFICATION: PILOTS, FLIGHT INSTRUCTORS, AND GROUND INSTRUCTORS |
|  |
 | Part 63 - CERTIFICATION: FLIGHT CREWMEMBERS OTHER THAN PILOTS |
| |
  | Part 65 - CERTIFICATION: AIRMEN OTHER THAN FLIGHT CREWMEMBERS |
|  |
 | Part 67 - MEDICAL STANDARDS AND CERTIFICATION |
| |
  | Part 71 - DESIGNATION OF CLASS A, B, C, D, AND E AIRSPACE AREAS; AIR TRAFFIC SERVICE ROUTES; AND REPORTING POINTS  |
|  |