FAA · Supplemental Type Certificate
STC ST04150NY
Modifications must be in accordance with Transport Canada Civil Aviation (TCCA) approved Avianor Master Document List MDL14129901 Revision A, dated January 9, 2015 or later TCCA approved revisions.
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (1)
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗