In the Rákosi regime, he was appointed as interior minister. On 19 April 1951, on the party's congress, Mátyás Rákosi criticized the work of the Ministry of the Interior and later considered to have him arrested. The next day the authorities found Zöld's dead body together with those of his whole family: two children, his wife and his mother. According to the official information, Zöld killed his family then committed suicide.[6] He was relieved of his interior ministerial position on the day of his death, and he was deprived of his offices in the Hungarian Working People's Party. His ashes were buried in an honorary grave in the Kerepesi Cemetery on 1 June 1957, but the exact details of what happened have never been clarified.