On February 28, 2025, the War Crimes Department of the Higher Court in Belgrade delivered a judgement finding Tefik Mustafa guilty of the criminal offense of organizing and inciting to commit genocide and war crimes. He was sentenced to one year in prison.
In delivering the judgement, the presiding judge, Snežana Nikolić-Garotić, stated that the court had determined that Tefik Mustafa, as a member of the Kosovo Liberation Army (KLA), during the international armed conflict between the armed forces of the Federal Republic of Yugoslavia (FRY) and the NATO military alliance, and at the same time the non-international armed conflict between the armed forces of the FRY and the organized armed formation the KLA, was part of a group organized to commit war crimes against Serbian civilians in the villages of Labljane, Slivovo, and the surrounding areas. On June 19, 1999, the group set up a checkpoint near the village of Labljane. There armed with automatic wheapons, they where forcibly stopping the Serbian civilians leaving their homes, taking them out of their vehicles, and frightening them by shooting. On that day, they stopped a truck with civilians Goran Marinković, Živojin Pavić, and Predrag Miljković. Miljković and Pavić were last seen at that checkpoint. Goran Marinković was taken to the Kačikol camp for a prisoner exchange, but was never seen again.