 In 1891 he entrusted the management of the patrimony of the Holy See to a commission of cardinals, already set up to supervise, but not manage, the administration of Peter's Pence and of the patrimony of the Holy See.On 16 December 1926, Pope Pius XI united with this commission the Prefecture of the Sacred Palace and the Section of the Departments of the Church.On 15 August 1967, Pope Paul VI combined the Special Administration of the Holy See and the Administration of the Property of the Holy See into one office, the Administration of the Patrimony of the Apostolic See.