TL;DR — Key Purpose
The name of the barrio of Calansayan in the Municipality of Batangas, Province of Batangas, is changed to Barrio Concepcion.
REPUBLIC ACT No. 2537 An Act Changing the Name of the Barrio of Calansayan in the Municipality of Batangas, Province of Batangas, to Barrio Concepcion Be it enacted by the Senate and House of Representatives of the Philippine Congress Assembled: Section 1. The name of the barrio of Calansayan in the Municipality of Batangas, Province of Batangas, is changed to Barrio Concepcion. Section 2. This Act shall take effect upon its approval. Approved: June 21, 1959. The Lawphil Project - Arellano Law Foundation