Section 1.    Section one of Republic Act Numbered Thirty-three hundred seventy-three is hereby amended to read as follows:

"Section 1.    The barrios of Lood, Amaga, Kilugan, Busdak, Patnanungan Sur and Patnanungan Norte, including the territorial jurisdiction of the Islands of Lumaya, Pinaglunglungan, Mayawak, Daidi, Minalolo Malaki, Minalolo Munti, Ikikon, Minamata, Katakian Grande and Katakian Chika, are separated from the Municipality of Burdeos, Province of Quezon, and are hereby constituted into a distinct and independent municipal district, to be known as the Municipal District of Patnanungan, Province of Quezon, with the barrio of Patnanungan Sur as the  seat  of ts  municipal  government."