SECTION 1. Section fifteen of Republic Act Numbered Six hundred and thirty-two, as amended, is hereby further amended, to read as follows:
"SEC. 15. Capitalization.&mdashFifty per centum of the proceeds of the percentage tax levied on proprietors or operators of sugar centrals under Section one hundred eighty-nine of Commonwealth Act Numbered Four hundred sixty-six, otherwise known as the National Internal Revenue Code, as amended, shall, upon approval of this Act, accrue to the Sugar Research and Stabilization Fund as provided in Section sixteen of this Act. The remaining fifty per centum of the said proceeds shall likewise accrue to the Sugar Research and Stabilization Fund, unless the Philippine Sugar Institute, in its discretion, transfers and gives the same or part thereof as a yearly aid to the Sugar Quota Administration to be used for the payment of salaries of additional personnel and the purchase of equipment, supplies and materials, for the purpose of accomplishing the efficient performance of the duties of the Sugar Quota Administration. Said percentage tax shall constitute a lien on the sugar quedans and/or warehouse receipts and shall be paid immediately to the Commissioner of the Bureau of Internal Revenue: Provided, however, That not more than fifty per centum of all the proceeds shall be used for salaries of its officials and employees."