In 1979, allegations were made in an ABC documentary and in the New South Wales and Federal parliaments that Urbanchich had been a Nazi collaborator and anti-Semitic propagandist for the Slovenian government during World War II. He was briefly suspended from the party, but avoided expulsion when the State Executive found by a majority that the claims against him were false.
In 1979, accusations were leveled in an ABC documentary and in the New South Wales and Federal parliaments that Urbanchich had been a Nazi collaborator and anti-Semitic disseminator for the Slovenian government during World War II. He was temporarily suspended from the party, but escaped expulsion when the State Executive found by a majority that the allegations against him were unfounded.