This regulation was added to the old Czechoslovak penal code (140/1961 Sb.) adopted by the Czech Republic as § 217a by the modification Czech act No. 218/2003 Sb. Homosexual sexual intercourse and sexual intercourse with animals had been frequently grouped in as "crime towards mother nature" by § 131.historic The Austrian Penal Code was replaced in Czechoslovakia in 1950. The Czechoslovak Penal Code 86/1950 Sb.