 Syro-Malabar Catholic Diocese of Palghat in Central Kerala extends to some regions in the neighbouring state of Tamil Nadu.In 2010, the parts of Tamil Nadu under the Syro-Malabar Catholic Diocese of Palghat were separated to form another Syro-Malabar Catholic Diocese of Ramanathapuram.The diocese was founded on 20 May 1887 by Pope Pius XI by his papal bull "Quod iam pridem".