The Canadian Chaplain Service was first authorized on 1 June 1921. It was later Redesignated as The Canadian Army Chaplain Corps on 22 March 1948 and as The Royal Canadian Army Chaplain Corps on 3 June 1948.
The Canadian Chaplain Service's name evolved over time, first being established in 1921, then becoming the Canadian Army Chaplain Corps in 1948, and finally the Royal Canadian Army Chaplain Corps in 1948.