In March 1945, Calotescu retired. In May 1945 he was tried by the Bucharest People's Tribunal; found guilty of crimes perpetrated during the 1941 Odessa massacre, he was condemned to death. Later that year his sentence was commuted to life imprisonment, and he was sent to Aiud Prison. In June 1956 he was pardoned and released. He returned to Pitești, where he died in 1970.