Illinois Statutes Chapter 30. Finance § 350/8. Coverage covenant

§ 8. Coverage covenant. A governing body is authorized and may covenant and contract with the holders of revenue bonds to levy, charge and collect moneys pledged as security for the payment of revenue bonds in amounts sufficient to provide for the prompt payment of debt service and to provide an additional amount of money as coverage computed as a percentage of the amount of debt service scheduled to be payable in any given year.