FAA Accepts New MOSAIC Light-Sport Standards

Originally published at: FAA Accepts New MOSAIC Light-Sport Standards

The ASTM standards establish compliance paths for four aircraft categories ahead of the July 24 certification changes.

No “Light IFR”?
Lightning protection should be optional, like FIKI. Most small GA planes have no business flying anywhere near tall convection anyway, and installing lightning protection is terribly expensive, especially in composite airframes - and composites are the manufacturing tech that makes sense at low volume.
If ASTM turns out to be just a re-branded Part 23, it’s useless.

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