Holy See of the East the Church of the East after the Coonan Cross Oath and joined the Church of Antioch also claims the title of the Holy See of the East, since St. Thomas is also the founder of this churches. The Malankara Orthodox Syrian Church which evolved out of the Malankara Church as a part of the Oriental Orthodox Churches claims the title of the Catholicos of the East and the Holy Apostolic See of St. Thomas. The Malankara Syrian Catholic Church which evolved from the Malankara Church as a part of the Eastern Catholic Church in full communion with the Holy See
Special Administration of the Holy See the Patrimony of the Apostolic See, erected on 15 August 1967. Special Administration of the Holy See The Special Administration of the Holy See (, abbreviated ASSS) was a dicastery of the Roman Curia from 1929 to 1967. It was established by Pope Pius XI on 7 June 1929 to manage the ₤it. 750 million in cash and 1,000 million in Italian government bonds transferred to the Holy See in implementation of the Financial Convention attached to the Lateran Treaty of 1929. In 1967, Pope Paul VI combined the Special Administration of the Holy See and the Administration of the