Section 1. Barangay Pandanon and Barangay Igmayaan in the Municipality of Murcia and portions of Barangay Lalong and Barangay Marcelo in the Municipality of Calatrava, all in the Province of Negros Occidental, and Barangay Bunga and Barangay Kumaliskis and a portion of Barangay Prosperidad, all in the City of San Carlos, are separated from their respective municipalities and city and constituted into a distinct and independent municipality in the Province of Negros Occidental to be known as the Municipality of Salvador Benedicto.