In preparing the provisional budget as provided by § 7-21-6 the board of county commissioners may include in the budget a line item for contingencies. The line item shall be included in the annual budget adopted pursuant to § 7-21-12 and shall not exceed five percent of the total county budget. The amount to be budgeted for the contingency shall be included in the appropriation for the county commissioners out of general fund revenues.
SDCL 7-21-6.1