(a) For delinquent payments of less than $250, five percent of the payment or $5, whichever is less; or
(b) For delinquent payments of $250 or more, two percent of the payment.
(2) If a payment default results in the cancellation of any insurance policy listed in the agreement, the agreement may provide for the payment by the insured of a cancellation charge of $5, less any delinquency charges imposed in respect to the payment in default. [1969 c.639 §11]