FAA Gives Up on Missing Inventor: Plane Cert Goes Public
Published Date: 6/25/2025
Notice
Summary
The FAA plans to mark Edward L. Soncrant’s Supplemental Type Certificate No. SA4289WE as abandoned because they can’t reach him. This means the engineering data tied to this certificate will be available to anyone who asks. Pilots, mechanics, and aviation pros should watch for this change—it helps keep flying safe and smooth, with no extra costs announced yet.
Analyzed Economic Effects
1 provisions identified: 1 benefits, 0 costs, 0 mixed.
Abandoned STC — Engineering Data Released
The FAA intends to designate Supplemental Type Certificate No. SA4289WE (Edward L. Soncrant) as abandoned and make the related engineering data available to anyone who requests it. The FAA says it has been unable to contact Edward L. Soncrant about the STC and that this action is intended to enhance aviation safety.
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