Reversion of balances of the special fund.
Section 15
SEC. 15. Reversion of balances of the special fund.—After the Director of Health shall have declared that all lowlands within the City of Manila have been properly filled, and after all obligations chargeable to the special fund created in this Act, including the amortization of the city bonds issued pursuant to the provisions hereof, shall have been settled, all remaining balances in said special fund shall revert to the general fund of the City of Manila and shall, thereafter, be available for appropriation by the Municipal Board for the construction of permanent public improvements only.