Customs Modernization and Tariff Act
Section 303. Control Over Premises Used for Customs Purposes. - The Bureau shall, for customs purposes, have exclusive control, direction and management of customs offices, facilities, warehouses, ports, airports, wharves, infrastructure and other premises in the Customs Districts, in all cases without prejudice to the general police powers of the local government units (LGUs), the Philippine Coast Guard and of law enforcement agencies in the exercise of their respective functions.