Late charges

"(1) With respect to a precomputed consumer credit sale or consumer loan, refinancing or consolidation, the parties may contract for a delinquency charge on any installment not paid in full within ten days after its scheduled due date in an amount not exceeding the greater of:

(a) Five percent of the unpaid amount of the installment, not to exceed $30; or

(b) An amount equivalent to the deferral charge that would be permitted to defer the unpaid amount of the installment for the period that it is delinquent. (§46A-3-112)

(1) In addition to the continuation of the sales finance charge or loan finance charge on a delinquent installment with respect to a nonprecomputed consumer credit sale or consumer loan, refinancing or consolidation, repayable in installments, the parties may contract for a delinquency charge on any installment not paid in full within ten days after its scheduled due date of five percent of the unpaid amount of the installment, not to exceed $30. (§46A-3-113)"