N121YT is a 2008 Flight Design Gmbh CTLS (fixed wing single engine) with serial number 08-04-10, registered in Fish Creek, WI. Its FAA registration is valid and runs until Jan 31, 2031; the renewal window opens on Jul 31, 2030. It is powered by a Rotax 912ULS SERIES rated at 100 hp. Its airworthiness certificate is in the experimental class (light-sport previously certificated under 21.190), issued Aug 6, 2024. It is one of 142 CTLS aircraft in the FAA registry, 3 of them registered in Wisconsin. About 69% of them were built after it. The NTSB accident database lists one record for this airframe since 2008, the latest on Oct 10, 2021.
Registration
- FAA status
- Valid registration
- Expires
- Jan 31, 2031
- Registrant type
- Individual
- Registered owner
- Individual owner, name not shown
- Location
- Fish Creek, WI
- Local FAA office (FSDO)
- Milwaukee FSDO (MKE FSDO) · (414) 486-2920
- Certificate issued
- Jan 25, 2024
- Last FAA action
- Jan 25, 2024
- Mode S code (hex)
- A059A1
- Mode S code (octal)
- 50054641
- Official record
- registry.faa.gov
Aircraft
- Manufacturer
- FLIGHT DESIGN GMBH
- Model
- CTLS
- Year manufactured
- 2008
- Serial number
- 08-04-10
- Aircraft type
- Fixed wing single engine
- Engine type
- 4 cycle
- Engine
- ROTAX 912ULS SERIES (100 hp)
- Engines / seats
- 1 / 2
- Weight class
- Up to 12,499 lb
- Airworthiness
- Experimental since Aug 6, 2024
- Approved operations
- Light-sport previously certificated under 21.190
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| Oct 10, 2021 | Greenville, SC | Flight Design CTLS this airframe | Substantial | Minor | ERA22LA011 |
From the NTSB aviation accident database (events since 2008, data through Sep 29, 2026), matched by N-number. An N-number can move between aircraft, so each row is checked against the serial number on the current registration.