N744AT is not currently registered. It was last assigned to a Cessna 550 built in 1983. The FAA cancelled the registration on February 12, 2020. The last status on file was "valid registration".
N744AT is reserved by a private party since October 21, 2025. Reservation type: Fee paid, expiration notice sent. An expiration notice was issued on August 21, 2026.
Cessna 550 cancelled February 12, 2020
- Serial number
- 550-0017
- Type
- Fixed-wing, multi-engine · Turbofan
- Year built
- 1983
- Last status
- Valid registration
- Certificate issued
- July 13, 2004
- Last FAA action
- May 15, 2017
- Last owner
- Air Ambulance By Air Trek INC (Corporation)
Wilmington, DE - Airworthiness
- Standard · Normal; Transport
NTSB accident and incident record under N744AT
Aircraft on the NTSB record: Cessna 550 · serial 550-0017
The lineman's inadvertent introduction of diesel exhaust fluid (DEF) to the fuel truck fuel system icing inhibitor reservoir, which resulted in fuel contamination and a total loss of engine power. Contributing to the accident was the fixed-base operator's failure to ensure that DEF was stored off-airfield in accordance with their own policy.
A tail number passes between aircraft over the years; match the serial number on the NTSB record against the airframe above. Source: NTSB aviation accident database, records through September 30, 2026.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this number on the FAA site