FAA orders California county to reverse 100LL ban - General Aviation News
FAA orders California county to reverse ban on 100LL avgas, ensuring continued availability for piston-engine aircraft.
Aforeworn detected this change in the Aviation Maintenance & Airworthiness (FAA) space on July 28, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated High urgency. Part 145 repair stations, Part 135/121 operators, flight schools, corporate flight departments operating piston-engine aircraft in California should confirm how it applies to their specific situation before acting. There is a time constraint attached: County must comply with FAA order; no specific deadline provided, but operators should stay informed.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Aviation Maintenance & Airworthiness (FAA) continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
A California county attempted to ban the sale of 100LL avgas; FAA has ordered the county to reverse the ban, maintaining current fuel availability.
Who it affects
Part 145 repair stations, Part 135/121 operators, flight schools, corporate flight departments operating piston-engine aircraft in California
What you must do
No immediate action required; monitor for compliance by the county and any subsequent legal challenges.
Deadline
County must comply with FAA order; no specific deadline provided, but operators should stay informed.
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