14 CFR 21.319 - Design changes.

§ 21.319 Design changes.
(a) Classification of design changes.
(1) A “minor change” to the design of an article produced under a PMA is one that has no appreciable effect on the approval basis.
(2) A “major change” to the design of an article produced under a PMA is any change that is not minor.
(b) Approval of design changes.
(1) Minor changes to the basic design of a PMA may be approved using a method acceptable to the FAA.
(2) The PMA holder must obtain FAA approval of any major change before including it in the design of an article produced under a PMA.

Title 14 published on 2015-01-01.

No entries appear in the Federal Register after this date, for 14 CFR Part 21.

Title 14 published on 2015-01-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 14 CFR Part 21 after this date.

  • 2015-02-23; vol. 80 # 35 - Monday, February 23, 2015
    1. 80 FR 9544 - Operation and Certification of Small Unmanned Aircraft Systems
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Aviation Administration
      Notice of proposed rulemaking (NPRM).
      Send comments on or before April 24, 2015.
      14 CFR Parts 21, 43, 45, 47, 61, 91, 101, 107, and 183