_ 7 December 2023 _ Present Trichur, Kerala The Vicariate was established in 1896, when the first archbishop was appointed.
The Syro-Malabar's current hierarchical structure was established in 1923, and Ernakulam elevated as an archdiocese.
Through the Synod of Diamper, the Latin Catholic Padroado missionaries abolished the All India jurisdiction and erected the Diocese of Angamaly, suffragan to the Padroado Primatal See of Goa, in place of the Metropolitanate of All India.
[3] Following the schism, the pope having abandoned the latinisation policy, separated St. Thomas Christians in 1887 from the Vicariate of Verapoly, the local Latin Catholic hierarchy.
In 1911 a fourth vicariate was established in Kottayam for southists exclusively.