Section 1
SECTION 1. Section One Hundred five of Republic Act Numbered Nineteen hundred and thirty-seven, otherwise known as the "Tariff and Customs Code of the Philippines," is further amended by inserting two new paragraphs "(u)" and "(v)" therein after paragraph (t) thereof which shall read as follows: "SEC. 105. Conditionally-Free Importations. x x x "(u) Aircraft, equipment and machinery, spare parts commissary and catering supplies, aviation gas, fuel and oil, whether crude or refined, and such other articles or supplies imported by and for the use of scheduled airlines operating under Congressional franchises: Provided, That such articles or supplies are not locally available in reasonable quantity, quality and price and are necessary or incidental for the proper operation of the scheduled airline importing the same"; and "(v) Machineries, equipment, tools for production, plants to convert mineral ores into saleable form, spare parts, supplies, materials, accessories, explosives, chemicals, transportation and communication facilities imported by and for the use of new mines and old mines which resume operations, when certified to as such by the Secretary of Agriculture and Natural Resources upon the recommendation of the Director of Mines, for a period ending five (5) years from the first date of actual commercial production of saleable mineral product: Provided, That such articles are not locally available in reasonable quantity, quality and price and are necessary or incidental in the proper operation of the mine."