- Viper SD4 RTC EASA certified! According to EASA certification specifications CS-LSA Amdt.1. Type Certificate Data Sheet Nr. EASA.A.606.
- Viper SD4 has met conditions for issuing a temporary „Permit to fly“
- Certified in a number of national environments (including certificates from Germany, France, USA, and more important Aviation markets)
- A type certificate issued by the Czech LAA
- Possible Certificate of Airworthiness in the Czech ELSA national MTOM 600 kg KET category
- A number of aircraft registered at SFUL
Certificate Night VFR
EASA.A.606 MAJOR CHANGE APPROVAL 10061984 "Reduction of noise"
Permit to Fly
Flight schools Certificates