Section 1. Section 45, Chapter VII, of Commonwealth Act No. 141, as amended is hereby further amended to read as follows:

"Sec. 45.  The President of the Philippines (Prime Minister), upon recommendation of the Secretary of Natural Resources, shall from time to time fix by proclamation the period which applications for free patents may be filed in the district, chartered city, province, municipality or region specified in such proclamation, and upon the expiration of the period so designated, unless the same be extended by the President (Prime Minister) all the land compromised within such district, chartered city, province, municipality or region subject thereto under the provisions of this chapter may disposed of as agricultural public land without prejudice to the prior right of the occupant and cultivator to acquire such land under this Act by means other than free patent. The time to be fixed in the entire Archipelago for the filing of applications under this Chapter shall not extend beyond December 31, 1987, except in the provinces of Agusan del Norte, Agusan, del Sur, Cotabato, South Cotabato, Bukidnon, Lanao, del Norte, Lanao del Sur, Davao, del Norte, Davao del Sur, Davao Oriental, Sulu, Mt. Province, Benguet, Kalinga-Apayao, and Ifugao where the President of the Philippines, upon recommendation of the Secretary of Natural Resources, shall determine or fix the time beyond which the filing of applications under this Chapter shall not extend. The period fixed for any district, chartered city, province, or municipality shall begin to run thirty days after the publication of the proclamation in the Official Gazette and if available in on newspaper or general circulation in the city, province or municipality concerned. A certified copy of said proclamation shall be furnished by the Secretary of Natural Resources within 30 days counted from the date of the presidential proclamation to the Director of Lands and to the provincial board, the municipal board or city council and barangay council affected, and copies thereof shall be posted on the bulletin board of the bureau of Lands at Manila and at conspicuous places in the provincial building and at the municipal building and barangay hall or meeting place. It shall moreover, be announced by government radio whenever available, in each of the barrios of the municipality."