Title 14

PART 21

Part 21 - Certification Procedures For Products And Articles

PART 21 - CERTIFICATION PROCEDURES FOR PRODUCTS AND ARTICLES Authority:42 U.S.C. 7572; 49 U.S.C. 106(f), 106(g), 40105, 40113, 44701-44702, 44704, 44707, 44709, 44711, 44713, 44715, 45303. Editorial Notes:1. For miscellaneous amendments to cross references in this 21 see Amdt. 21-10, 31 FR 9211, July 6, 1966.

2. Nomenclature changes to part 21 appear at 74 FR 53384, Oct. 16, 2009.

14:1.0.1.3.10.0.11.1.2APPENDIX
   Special Federal Aviation Regulation No. 88 - Fuel Tank System Fault Tolerance Evaluation Requirements
14:1.0.1.3.10.0.11.1.3APPENDIX
   Special Federal Aviation Regulation No. 118-2 - Relief for Certain Persons During the National Emergency Concerning the Novel Coronavirus Disease (COVID-19) Public Health Emergency
14:1.0.1.3.10.1SUBPART A
Subpart A - General
14:1.0.1.3.10.1.11.1SECTION 21.1
   21.1 Applicability and definitions.
14:1.0.1.3.10.1.11.2SECTION 21.2
   21.2 Falsification of applications, reports, or records.
14:1.0.1.3.10.1.11.3SECTION 21.3
   21.3 Reporting of failures, malfunctions, and defects.
14:1.0.1.3.10.1.11.4SECTION 21.4
   21.4 ETOPS reporting requirements.
14:1.0.1.3.10.1.11.5SECTION 21.5
   21.5 Airplane or Rotorcraft Flight Manual.
14:1.0.1.3.10.1.11.6SECTION 21.6
   21.6 Manufacture of new aircraft, aircraft engines, and propellers.
14:1.0.1.3.10.1.11.7SECTION 21.7
   21.7 Continued airworthiness and safety improvements for transport category airplanes.
14:1.0.1.3.10.1.11.8SECTION 21.8
   21.8 Approval of articles.
14:1.0.1.3.10.1.11.9SECTION 21.9
   21.9 Replacement and modification articles.
14:1.0.1.3.10.2SUBPART B
Subpart B - Type Certificates
14:1.0.1.3.10.2.11.1SECTION 21.11
   21.11 Applicability.
14:1.0.1.3.10.2.11.2SECTION 21.13
   21.13 Eligibility.
14:1.0.1.3.10.2.11.3SECTION 21.15
   21.15 Application for type certificate.
14:1.0.1.3.10.2.11.4SECTION 21.16
   21.16 Special conditions.
14:1.0.1.3.10.2.11.5SECTION 21.17
   21.17 Designation of applicable regulations.
14:1.0.1.3.10.2.11.6SECTION 21.19
   21.19 Changes requiring a new type certificate.
14:1.0.1.3.10.2.11.7SECTION 21.20
   21.20 Compliance with applicable requirements.
14:1.0.1.3.10.2.11.8SECTION 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.
14:1.0.1.3.10.2.11.9SECTION 21.23
   21.23 [Reserved]
14:1.0.1.3.10.2.11.10SECTION 21.24
   21.24 Issuance of type certificate: primary category aircraft.
14:1.0.1.3.10.2.11.11SECTION 21.25
   21.25 Issue of type certificate: Restricted category aircraft.
14:1.0.1.3.10.2.11.12SECTION 21.27
   21.27 Issue of type certificate: surplus aircraft of the Armed Forces.
14:1.0.1.3.10.2.11.13SECTION 21.29
   21.29 Issue of type certificate: import products.
14:1.0.1.3.10.2.11.14SECTION 21.31
   21.31 Type design.
14:1.0.1.3.10.2.11.15SECTION 21.33
   21.33 Inspection and tests.
14:1.0.1.3.10.2.11.16SECTION 21.35
   21.35 Flight tests.
14:1.0.1.3.10.2.11.17SECTION 21.37
   21.37 Flight test pilot.
14:1.0.1.3.10.2.11.18SECTION 21.39
   21.39 Flight test instrument calibration and correction report.
14:1.0.1.3.10.2.11.19SECTION 21.41
   21.41 Type certificate.
14:1.0.1.3.10.2.11.20SECTION 21.43
   21.43 Location of manufacturing facilities.
14:1.0.1.3.10.2.11.21SECTION 21.45
   21.45 Privileges.
14:1.0.1.3.10.2.11.22SECTION 21.47
   21.47 Transferability.
14:1.0.1.3.10.2.11.23SECTION 21.49
   21.49 Availability.
14:1.0.1.3.10.2.11.24SECTION 21.50
   21.50 Instructions for continued airworthiness and manufacturer's maintenance manuals having airworthiness limitations sections.
14:1.0.1.3.10.2.11.25SECTION 21.51
   21.51 Duration.
14:1.0.1.3.10.2.11.26SECTION 21.53
   21.53 Statement of conformity.
14:1.0.1.3.10.2.11.27SECTION 21.55
   21.55 Responsibility of type certificate holders to provide written licensing agreements.
14:1.0.1.3.10.3SUBPART C
Subpart C - Provisional Type Certificates
14:1.0.1.3.10.3.11.1SECTION 21.71
   21.71 Applicability.
14:1.0.1.3.10.3.11.2SECTION 21.73
   21.73 Eligibility.
14:1.0.1.3.10.3.11.3SECTION 21.75
   21.75 Application.
14:1.0.1.3.10.3.11.4SECTION 21.77
   21.77 Duration.
14:1.0.1.3.10.3.11.5SECTION 21.79
   21.79 Transferability.
14:1.0.1.3.10.3.11.6SECTION 21.81
   21.81 Requirements for issue and amendment of Class I provisional type certificates.
14:1.0.1.3.10.3.11.7SECTION 21.83
   21.83 Requirements for issue and amendment of Class II provisional type certificates.
14:1.0.1.3.10.3.11.8SECTION 21.85
   21.85 Provisional amendments to type certificates.
14:1.0.1.3.10.4SUBPART D
Subpart D - Changes to Type Certificates
14:1.0.1.3.10.4.11.1SECTION 21.91
   21.91 Applicability.
14:1.0.1.3.10.4.11.2SECTION 21.93
   21.93 Classification of changes in type design.
14:1.0.1.3.10.4.11.3SECTION 21.95
   21.95 Approval of minor changes in type design.
14:1.0.1.3.10.4.11.4SECTION 21.97
   21.97 Approval of major changes in type design.
14:1.0.1.3.10.4.11.5SECTION 21.99
   21.99 Required design changes.
14:1.0.1.3.10.4.11.6SECTION 21.101
   21.101 Designation of applicable regulations.
14:1.0.1.3.10.5SUBPART E
Subpart E - Supplemental Type Certificates
14:1.0.1.3.10.5.11.1SECTION 21.111
   21.111 Applicability.
14:1.0.1.3.10.5.11.2SECTION 21.113
   21.113 Requirement for supplemental type certificate.
14:1.0.1.3.10.5.11.3SECTION 21.115
   21.115 Applicable requirements.
14:1.0.1.3.10.5.11.4SECTION 21.117
   21.117 Issue of supplemental type certificates.
14:1.0.1.3.10.5.11.5SECTION 21.119
   21.119 Privileges.
14:1.0.1.3.10.5.11.6SECTION 21.120
   21.120 Responsibility of supplemental type certificate holders to provide written permission for alterations.
14:1.0.1.3.10.6SUBPART F
Subpart F - Production Under Type Certificate
14:1.0.1.3.10.6.11.1SECTION 21.121
   21.121 Applicability.
14:1.0.1.3.10.6.11.2SECTION 21.122
   21.122 Location of or change to manufacturing facilities.
14:1.0.1.3.10.6.11.3SECTION 21.123
   21.123 Production under type certificate.
14:1.0.1.3.10.6.11.4SECTION 21.125
   21.125 [Reserved]
14:1.0.1.3.10.6.11.5SECTION 21.127
   21.127 Tests: aircraft.
14:1.0.1.3.10.6.11.6SECTION 21.128
   21.128 Tests: aircraft engines.
14:1.0.1.3.10.6.11.7SECTION 21.129
   21.129 Tests: propellers.
14:1.0.1.3.10.6.11.8SECTION 21.130
   21.130 Statement of conformity.
14:1.0.1.3.10.7SUBPART G
Subpart G - Production Certificates
14:1.0.1.3.10.7.11.1SECTION 21.131
   21.131 Applicability.
14:1.0.1.3.10.7.11.2SECTION 21.132
   21.132 Eligibility.
14:1.0.1.3.10.7.11.3SECTION 21.133
   21.133 Application.
14:1.0.1.3.10.7.11.4SECTION 21.135
   21.135 Organization.
14:1.0.1.3.10.7.11.5SECTION 21.137
   21.137 Quality system.
14:1.0.1.3.10.7.11.6SECTION 21.138
   21.138 Quality manual.
14:1.0.1.3.10.7.11.7SECTION 21.139
   21.139 Location of or change to manufacturing facilities.
14:1.0.1.3.10.7.11.8SECTION 21.140
   21.140 Inspections and tests.
14:1.0.1.3.10.7.11.9SECTION 21.141
   21.141 Issuance.
14:1.0.1.3.10.7.11.10SECTION 21.142
   21.142 Production limitation record.
14:1.0.1.3.10.7.11.11SECTION 21.143
   21.143 Duration.
14:1.0.1.3.10.7.11.12SECTION 21.144
   21.144 Transferability.
14:1.0.1.3.10.7.11.13SECTION 21.145
   21.145 Privileges.
14:1.0.1.3.10.7.11.14SECTION 21.146
   21.146 Responsibility of holder.
14:1.0.1.3.10.7.11.15SECTION 21.147
   21.147 Amendment of production certificates.
14:1.0.1.3.10.7.11.16SECTION 21.150
   21.150 Changes in quality system.
14:1.0.1.3.10.8SUBPART H
Subpart H - Airworthiness Certificates
14:1.0.1.3.10.8.11.1SECTION 21.171
   21.171 Applicability.
14:1.0.1.3.10.8.11.2SECTION 21.173
   21.173 Eligibility.
14:1.0.1.3.10.8.11.3SECTION 21.175
   21.175 Airworthiness certificates: classification.
14:1.0.1.3.10.8.11.4SECTION 21.177
   21.177 Amendment or modification.
14:1.0.1.3.10.8.11.5SECTION 21.179
   21.179 Transferability.
14:1.0.1.3.10.8.11.6SECTION 21.181
   21.181 Duration.
14:1.0.1.3.10.8.11.7SECTION 21.182
   21.182 Aircraft identification.
14:1.0.1.3.10.8.11.8SECTION 21.183
   21.183 Issue of standard airworthiness certificates for normal, utility, acrobatic, commuter, and transport category aircraft; manned free balloons; and special classes of aircraft.
14:1.0.1.3.10.8.11.9SECTION 21.184
   21.184 Issue of special airworthiness certificates for primary category aircraft.
14:1.0.1.3.10.8.11.10SECTION 21.185
   21.185 Issue of airworthiness certificates for restricted category aircraft.
14:1.0.1.3.10.8.11.11SECTION 21.187
   21.187 Issue of multiple airworthiness certification.
14:1.0.1.3.10.8.11.12SECTION 21.189
   21.189 Issue of airworthiness certificate for limited category aircraft.
14:1.0.1.3.10.8.11.13SECTION 21.190
   21.190 Issue of a special airworthiness certificate for a light-sport category aircraft.
14:1.0.1.3.10.8.11.14SECTION 21.191
   21.191 Experimental certificates.
14:1.0.1.3.10.8.11.15SECTION 21.193
   21.193 Experimental certificates: general.
14:1.0.1.3.10.8.11.16SECTION 21.195
   21.195 Experimental certificates: Aircraft to be used for market surveys, sales demonstrations, and customer crew training.
14:1.0.1.3.10.8.11.17SECTION 21.197
   21.197 Special flight permits.
14:1.0.1.3.10.8.11.18SECTION 21.199
   21.199 Issue of special flight permits.
14:1.0.1.3.10.9SUBPART I
Subpart I - Provisional Airworthiness Certificates
14:1.0.1.3.10.9.11.1SECTION 21.211
   21.211 Applicability.
14:1.0.1.3.10.9.11.2SECTION 21.213
   21.213 Eligibility.
14:1.0.1.3.10.9.11.3SECTION 21.215
   21.215 Application.
14:1.0.1.3.10.9.11.4SECTION 21.217
   21.217 Duration.
14:1.0.1.3.10.9.11.5SECTION 21.219
   21.219 Transferability.
14:1.0.1.3.10.9.11.6SECTION 21.221
   21.221 Class I provisional airworthiness certificates.
14:1.0.1.3.10.9.11.7SECTION 21.223
   21.223 Class II provisional airworthiness certificates.
14:1.0.1.3.10.9.11.8SECTION 21.225
   21.225 Provisional airworthiness certificates corresponding with provisional amendments to type certificates.
14:1.0.1.3.10.10SUBPART J
Subpart J [Reserved]
14:1.0.1.3.10.11SUBPART K
Subpart K - Parts Manufacturer Approvals
14:1.0.1.3.10.11.11.1SECTION 21.301
   21.301 Applicability.
14:1.0.1.3.10.11.11.2SECTION 21.303
   21.303 Application.
14:1.0.1.3.10.11.11.3SECTION 21.305
   21.305 Organization.
14:1.0.1.3.10.11.11.4SECTION 21.307
   21.307 Quality system.
14:1.0.1.3.10.11.11.5SECTION 21.308
   21.308 Quality manual.
14:1.0.1.3.10.11.11.6SECTION 21.309
   21.309 Location of or change to manufacturing facilities.
14:1.0.1.3.10.11.11.7SECTION 21.310
   21.310 Inspections and tests.
14:1.0.1.3.10.11.11.8SECTION 21.311
   21.311 Issuance.
14:1.0.1.3.10.11.11.9SECTION 21.313
   21.313 Duration.
14:1.0.1.3.10.11.11.10SECTION 21.314
   21.314 Transferability.
14:1.0.1.3.10.11.11.11SECTION 21.316
   21.316 Responsibility of holder.
14:1.0.1.3.10.11.11.12SECTION 21.319
   21.319 Design changes.
14:1.0.1.3.10.11.11.13SECTION 21.320
   21.320 Changes in quality system.
14:1.0.1.3.10.12SUBPART L
Subpart L - Export Airworthiness Approvals
14:1.0.1.3.10.12.11.1SECTION 21.321
   21.321 Applicability.
14:1.0.1.3.10.12.11.2SECTION 21.325
   21.325 Export airworthiness approvals.
14:1.0.1.3.10.12.11.3SECTION 21.327
   21.327 Application.
14:1.0.1.3.10.12.11.4SECTION 21.329
   21.329 Issuance of export certificates of airworthiness.
14:1.0.1.3.10.12.11.5SECTION 21.331
   21.331 Issuance of export airworthiness approvals for aircraft engines, propellers, and articles.
14:1.0.1.3.10.12.11.6SECTION 21.335
   21.335 Responsibilities of exporters.
14:1.0.1.3.10.13SUBPART M
Subpart M [Reserved]
14:1.0.1.3.10.14SUBPART N
Subpart N - Acceptance of Aircraft Engines, Propellers, and Articles for Import
14:1.0.1.3.10.14.11.1SECTION 21.500
   21.500 Acceptance of aircraft engines and propellers.
14:1.0.1.3.10.14.11.2SECTION 21.502
   21.502 Acceptance of articles.
14:1.0.1.3.10.15SUBPART O
Subpart O - Technical Standard Order Approvals
14:1.0.1.3.10.15.11.1SECTION 21.601
   21.601 Applicability and definitions.
14:1.0.1.3.10.15.11.2SECTION 21.603
   21.603 Application.
14:1.0.1.3.10.15.11.3SECTION 21.605
   21.605 Organization.
14:1.0.1.3.10.15.11.4SECTION 21.607
   21.607 Quality system.
14:1.0.1.3.10.15.11.5SECTION 21.608
   21.608 Quality manual.
14:1.0.1.3.10.15.11.6SECTION 21.609
   21.609 Location of or change to manufacturing facilities.
14:1.0.1.3.10.15.11.7SECTION 21.610
   21.610 Inspections and tests.
14:1.0.1.3.10.15.11.8SECTION 21.611
   21.611 Issuance.
14:1.0.1.3.10.15.11.9SECTION 21.613
   21.613 Duration.
14:1.0.1.3.10.15.11.10SECTION 21.614
   21.614 Transferability.
14:1.0.1.3.10.15.11.11SECTION 21.616
   21.616 Responsibility of holder.
14:1.0.1.3.10.15.11.12SECTION 21.618
   21.618 Approval for deviation.
14:1.0.1.3.10.15.11.13SECTION 21.619
   21.619 Design changes.
14:1.0.1.3.10.15.11.14SECTION 21.620
   21.620 Changes in quality system.
14:1.0.1.3.10.15.11.15SECTION 21.621
   21.621 Issue of letters of TSO design approval: Import articles.
14:1.0.1.3.10.16SUBPART P
Subpart P - Special Federal Aviation Regulations
14:1.0.1.3.10.16.11.1SECTION 21.700
   21.700 SFAR No. 111 - Lavatory Oxygen Systems.