13-18-1 Check, warrant or electronic funds transfer required for payment of school funds. 13-18-2 Contents and signing of checks and warrants. 13-18-3 Itemized invoice and verified voucher required for issuance of check or warrant--Retention. 13-18-4 Repealed. 13-18-5 to 13-18-7. Repealed. 13-18-8 Business manager's check register--Form and contents. 13-18-9 Registered warrant prenumbered and issued when funds insufficient--Records kept--Endorsement--Interest earned. 13-18-10 Checks for federal tax payments as preferred obligation--Special accounts for federal moneys. 13-18-11 Register of warrants not paid for want of funds--Payment in order of registration. 13-18-12 Repealed. 13-18-13 Call of registered warrants for payment--Cessation of interest. 13-18-14 Cancellation of check or warrant not presented for payment--Notation in register. 13-18-15 Payment of check or warrant despite cancellation provisions. 13-18-16 Petty cash account--Maximum amount. 13-18-17 Incidental account. 13-18-18 Health insurance flexible spending accounts.