On February 10, 2005, the Syro-Malankara Catholic Church was raised to the status of a Major Archiepiscopal Church on that day by the papal document Ab ipso Sancto Thoma, and as such possesses a high level of autonomy under the Code of Canons of the Eastern Churches. Archbishop Pedro López Quintana, the Apostolic Nuncio in India, read the official declaration at St. Mary's Cathedral, Pattom, Thiruvananthapuram. The Hierarchical Head of the Church became a Major Archbishop who exercises patriarchal powers and governs the Church assisted by the Holy Synod of Bishops of the Church.