REDUCTION OF THE RATES OF IMPORT DUTY ON CRUDE PETROLEUM OILS AND REFINED PETROLEUM PRODUCTS UNDER EXECUTIVE ORDER 336, SERIES OF 2004, "MODIFYING THE RATES OF IMPORT DUTY ON CRUDE PETROLEUM OILS AND REFINED PETROLEUM PRODUCTS UNDER SECTION 104 OF THE TARIFF AND CUSTOMS CODE OF 1978 (PRESIDENTIAL DECREE NO. 1464), AS AMENDED"