Serious incident to the ATR 72 registered SP-SPC operated by Sprintair on 31/07/2020 at Ljubljana AD [Investigation led by AAIIO / Slovenia]

Preliminary data based on the notification from the Slovenian authorities:

After departure, the crew, at an altitude of approximately 1 500 ft, informed the controler that they were returning to the airport due to smoke in the cabin. The crew performed right turn with visual to the runway 30. After taxiing to stand 37, the crew turned off both engines and turned off all electricity using the QRH procedure.