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Other aircraft modifications

STC ST00578DE

FAA DRS lists ST00578DE as Current · Issued, held by International Jet Aviation Services, for Learjet 25D. Recorded change: Reduce number of passenger seats installed from 8 to 4 passengers. Snapshot dated June 30, 2026.

FAA-listed holder
International Jet Aviation Services
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Reduce number of passenger seats installed from 8 to 4 passengers.

ST00578DE identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Learjet 25D. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Learjet 25DA10CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Learjet 25D model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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