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Supplemental Type Certificates

Establishment of Certification Basis

  • Same as for a change to type design.
  • 14 CFR 21.115(a), Applicable requirements
    • Each applicant for a supplemental type certificate must show that the altered product meets applicable requirements specified in 14 CFR 21.101 and,
    • In the case of an acoustical change, show compliance with the applicable noise requirements of 14 CFR part 36 and,
    • In the case of an emissions change, show compliance with the applicable fuel venting and exhaust emissions requirements of 14 CFR part 34.

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This page was originally published at: https://www.faa.gov/aircraft/air_cert/design_approvals/stc/stc_establish_cert/