During the German Balkan Campaign, on 14 April 1941 Kutschera was named Chief of Civil Administration for Slovenian Carinthia and Upper Carniola, which were administered as part of his Gau, and where he became infamous in the war against the Yugoslav Partisans for his fanaticism and extreme harshness.
In the German Balkan Campaign, on April 14, 1941, Kutschera was appointed Chief of Civil Administration for Slovenian Carinthia and Upper Carniola, which were under his Gau's jurisdiction. He gained notoriety during this period for his extreme fanaticism and harshness in dealing with Yugoslav Partisans.