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Atlas / TCDS / TA4CH

FAA · Type Certificate Data Sheet

TCDS TA4CH

Diamond Aircraft Industries

Historical Aircraft Small Airplane Rev 10 10/24/2002 drs.faa.gov ↗

Models covered (2)

Applicable airworthiness directives (8)

ADs joined from the FAA Federal Register by (Diamond Aircraft Industries × model). Click any AD to see the full Federal Register record. Mandatory; flying out of compliance grounds the airplane.

  • 2026-09772 Airworthiness Directives; Diamond Aircraft Industries Inc. Airplanes 2026-05-15
  • 2020-17902 Airworthiness Directives; Aspen Avionics, Inc. 2020-08-17
  • 2020-16592 Airworthiness Directives; Aspen Avionics, Inc. 2020-07-31
  • 2019-00104 Airworthiness Directives; Aspen Avionics, Inc., Evolution Flight Display Units 2019-01-23
  • 05-832 Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders 2005-01-19
  • 04-22586 Airworthiness Directives; GARMIN International Inc. GTX 33, GTX 33D, GTX 330, and GTX 330D Mode S Transponders 2004-10-07
  • 04-11438 Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders 2004-05-21
  • 03-31978 Airworthiness Directives; GARMIN International Inc. GTX 330 Mode S Transponders and GTX 330D Diversity Mode S Transponders 2003-12-30

Special Airworthiness Information Bulletins (2)

Advisory bulletins on these airframes. Not mandatory like ADs — but operators tracking AD compliance often miss the SAIB on the same component.

Special Conditions + ELOS findings

Certification-time deviations: SCs add requirements where the design is novel; ELOS allows alternative compliance. Most modern types have both.

Certification basis — 14 CFR

Specific sections

  • Sec. 21.29
  • Sec. 23.903

Former holders

  • Diamond Aircraft Industries

Comments

Revision 6 was not published in the TCDS system.

The TCDS PDF on drs.faa.gov is the authoritative document for design-as-certified weight limits, performance, equipment, AD compliance times, and operating limitations. Open on drs.faa.gov ↗ DRS frequently breaks — when it does, the fleet view above and the cross-links below are usually what you actually need.