ATR 42-600 KALSTAR AVIATION INDONESIA

Kalstar Aviation is an airline based in Serpong, Indonesia. It is registered as a category 1 airline by the Indonesian Civil Aviation Authority for flight safety quality. However, the airline is listed as a banned airline in the European Union. Starting from September 30th, 2017, the regulatory authority temporarily suspended Kalstar Aviation's operational permit due to technical, operational, and financial issues. The IATA code for Kalstar Aviation is KD, the ICAO code is KLS, and its call sign is KALSTAR.