FAAFinal Rule

Airworthiness Directives: Fiberglas-Technik Rudolf Lindner GmbH and Co. KG (Type Certificate Previously Held by GROB Aircraft AG, Grob Aerospace GmbH i.l., Grob Aerospace GmbH, Burkhart Grob Luft—und Raumfahrt GmbH and Co. KG) Gliders

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Summary

The Federal Aviation Administration (FAA) is issuing new safety requirements for certain gliders manufactured by Fiberglas-Technik Rudolf Lindner GmbH and previously by GROB Aircraft. These requirements ensure that these aircraft meet current safety standards and can continue to be safely operated.

Key Points

  • 1This rule applies to specific glider aircraft models that are now or were previously manufactured by GROB Aircraft and related companies
  • 2The FAA has identified safety issues that need to be fixed on these gliders to keep them airworthy and safe for pilots and passengers
  • 3Owners and operators of affected gliders will need to comply with new maintenance, inspection, or modification requirements
  • 4The public has until November 18, 2025 to submit comments about this regulation
  • 5These safety directives are legally binding once finalized and non-compliance could result in grounded aircraft

Key Dates

Published

October 2, 2025

Comment Deadline

November 18, 2025

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This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.

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