7. The moneys realized from a loan made by any municipality incorporated by special act or in virtue of a general act shall be applied exclusively to the purpose for which they are intended, provided, however, that if they exceed the amount required for such purpose, the excess may be applied to other purposes specified in a subsequent by-law of the council, approved in the same manner as a loan by-law in accordance with the act governing the municipality.
R. S. 1964, c. 171, s. 7; 1973, c. 33, s. 3.