Airworthiness Directives; Restricted Category Model CH-47D Helicopters
FAA proposes to expand the scope of an airworthiness directive for restricted category CH-47D helicopters, adding new required actions.
Aforeworn detected this change in the Aviation Maintenance & Airworthiness (FAA) space on July 16, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated Medium urgency. Owners and operators of restricted category Model CH-47D helicopters, Part 145 repair stations, Part 135/121 operators, flight schools, and corporate flight departments maintaining these helicopters. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Comments on the revised NPRM are due by [insert date from source, if available; otherwise state 'within 30 days of publication'].. 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
The FAA revised a proposed rule (NPRM) to expand the required actions for restricted category CH-47D helicopters, likely adding new inspections or modifications.
Who it affects
Owners and operators of restricted category Model CH-47D helicopters, Part 145 repair stations, Part 135/121 operators, flight schools, and corporate flight departments maintaining these helicopters.
What you must do
Review the revised NPRM and submit comments by the deadline. Prepare for potential mandatory compliance actions once the final AD is issued.
Deadline
Comments on the revised NPRM are due by [insert date from source, if available; otherwise state 'within 30 days of publication'].
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