Section 2
SEC. 2. The National Loan and Investment Board shall fix the minimum amount that shall be paid monthly on account of the advances made in accordance with this Act, together with interests due: Provided, That in case the tolls, collected, after deducting the salaries of toll collectors, shall not be sufficient to pay the monthly amortization required, together with interests due, or the full amount of any of such advances upon maturity, the National Government shall make up for the deficiency, the necessary amount for which is hereby appropriated out of any funds in the Philippine Treasury not otherwise appropriated.