Idaho Code § 28-42-308: Dishonored check fees.

With respect to a regulated credit transaction, a dishonored check fee in the amount allowed as a set collection fee under section 28-22-105, Idaho Code, may be charged and collected by a creditor, for the return by a depository institution of a dishonored check, negotiable order of withdrawal, or share draft, offered by a debtor in full or partial repayment of a regulated credit transaction, and, provided that the fee is contracted for between the parties.