Skip to Main Content
FlightPushFLIGHTPUSH
Part 21

Learn

Dashboard My Courses Mastery Map Practice Flight Bag

Resources

CFR & AIM FAA Orders Handbooks & Guides Certification Standards Pilot/Controller Glossary Advisory Circulars Legal Interpretations
Safety Center
Articles Trust Center
Help Center FAQ Status
  1. Reference Library
  2. CFR & AIM
  3. CFR
  4. Part 21
  5. § 21.303
Loading
flightpush.co home
Loading reference

14 CFR · Part 21

14 CFR § 21.303

Application.

← Previous SectionNext Section →
Read in Subpart K
Part 21 Contents
  • Special Federal Aviation Regulation No. 88: Fuel Tank System Fault Tolerance Evaluation Requirements
  • Subpart A: General
  • Subpart B: Type Certificates
  • Subpart C: Provisional Type Certificates
  • Subpart D: Changes to Type Certificates
  • Subpart E: Supplemental Type Certificates
  • Subpart F: Production Under Type Certificate
  • Subpart G: Production Certificates
  • Subpart H: Airworthiness Certificates
  • Subpart I: Provisional Airworthiness Certificates
  • Subpart K: Parts Manufacturer Approvals
  • Subpart L: Export Airworthiness Approvals
  • Subpart N: Acceptance of Aircraft Engines, Propellers, and Articles for Import
  • Subpart O: Technical Standard Order Approvals
  • Subpart P: Special Federal Aviation Regulations
(a)

The applicant for a PMA must apply in a form and manner prescribed by the FAA, and include the following:

(1)

The identity of the product on which the article is to be installed.

(2)

The name and address of the manufacturing facilities at which these articles are to be manufactured.

(3)

The design of the article, which consists of—

(i)

Drawings and specifications necessary to show the configuration of the article; and

(ii)

Information on dimensions, materials, and processes necessary to define the structural strength of the article.

(4)

Test reports and computations necessary to show that the design of the article meets the airworthiness requirements of this subchapter. The test reports and computations must be applicable to the product on which the article is to be installed, unless the applicant shows that the design of the article is identical to the design of a article that is covered under a type certificate. If the design of the article was obtained by a licensing agreement, the applicant must provide evidence of that agreement.

(5)

An applicant for a PMA based on test reports and computations must provide a statement certifying that the applicant has complied with the airworthiness requirements of this subchapter.

(b)

Each applicant for a PMA must make all inspections and tests necessary to determine—

(1)

Compliance with the applicable airworthiness requirements;

(2)

That materials conform to the specifications in the design;

(3)

That the article conforms to its approved design; and

(4)

That the manufacturing processes, construction, and assembly conform to those specified in the design.

Referenced By

Interpretations of This Section (5)

  • Jones (JJASPP Engineering Services), 2015
  • Dickstein (Washington Aviation Group), 2009
  • Ross (MexmilGlobalServices), 2008
  • Carapellotti (DAL), 2008
  • Bicks, 1991

Advisory Circulars (1)

  • AC 91-78A

Documents that cite this section, found in their catalog metadata or text. Listed by date, not by significance.

Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.

Primary Source

  • Official Source (14 CFR · Part 21)