1. A township budget as finally adopted for the following fiscal year becomes effective July 1. A township budget for the current fiscal year may be amended for any of the following purposes:
- a. To permit the expenditure of unexpended, unencumbered cash balances on hand at the end of the preceding fiscal year which had not been anticipated in the budget.
- b. To permit the expenditure of amounts anticipated to be available from sources other than property taxation, and which had not been anticipated in the budget.