(a) No collection agency mentioned in § 17-24-101 shall charge as a collection charge or fee an amount in excess of fifty percent (50%) of the total amount actually collected on all accounts for any one (1) client, nor more than fifty percent (50%) of the total amount actually collected on any one (1) account, nor shall a minimum charge in excess of one dollar ($1.00) be made on any partially or totally collected account.
(b) All contracts providing for a greater collection charge or fee or a greater minimum charge than provided in this section entered into between any creditor in this state and any collection agency covered by this chapter shall be void. The creditor shall have, in addition to all other remedies now or hereafter provided by law, a cause of action to recover all amounts collected by the collection agency on the creditor's account or accounts.