Administrative Code of 1987
Section 48. Official Authorized to Convey Real Property. - Whenever real property of the Government is authorized by law to be conveyed, the deed of conveyance shall be executed in behalf of the government by the following:
(1) For property belonging to and titled in the name of the Republic of the Philippines, by the President, unless the authority therefor is expressly vested by law in another officer.
(2) For property belonging to the Republic of the Philippines but titled in the name of any political subdivision or of any corporate agency or instrumentality, by the executive head of the agency or instrumentality.