Section 4
SEC. 4. All balances of the appropriations made in section one hereof remaining unexpended on June thirtieth, nineteen hundred forty-three, shall revert to the general fund in the Philippine Treasury and thereafter shall not be available for expenditure, except upon appropriation by the National Assembly; and all balances of the appropriations made in section two hereof remaining unexpended on June thirtieth, nineteen hundred forty-two, shall revert to the "Port Works Fund" and thereafter shall not be available for expenditure except as provided in said Act.