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
Administration of the Patrimony of the Apostolic See and the Holy See. Both before and after the reorganization of its functions in 2014, APSA has been distinct from the Prefecture for the Economic Affairs of the Holy See. The assets entrusted to the Administration (previously in the care of what was its Extraordinary Section) were initially 750 million Italian lire (at that time equivalent to 8,152,000 pounds sterling) in cash and 1000 million Italian lire (at that time equivalent to 10,869,000 pounds sterling) in Italian State bonds, an amount less than Italy would have paid under the Law of Guarantees of 1871, if the Holy See had accepted