 It produced the 1917 Code of Canon Law, promulgated by Pope Benedict XV on 27 May 1917 to take effect on 19 May 1918.Pope Benedict then established the Pontifical Commission for Authentic Interpretation of the Code of Canon Law on 5 September 1917.On 28 March 1963, Pope John XXIII replaced it with the Pontifical Commission for the Revision of the Code of Canon Law, a revision called for by the Second Vatican Council.