Hawaii Revised Statutes Division 2. Business § 431:10C-109

(1) Return the motor vehicle insurance identification card to the insurer for the policy; or

(2) If the card is lost or stolen, submit to the insurer an affidavit signed by the insured stating that fact to the insurer.

(1) The reason for the cancellation; and

(2) A statement of actions which may be taken under this section if the card is not returned.

(1) If the premiums for the period shown on the motor vehicle insurance identification card have been prepaid, withhold the unearned portions of the premiums until the identification card or an affidavit signed by the insured has been returned. In addition, all premiums shall be considered “earned” until the card is returned.

(2) If the premiums for the period shown on the identification card have not been paid in full, bring a civil action for three times the unpaid portion of the premiums. Notwithstanding section 607-14, the insurer shall be awarded reasonable attorney's fees and court costs. If the motor vehicle insurance identification card is returned after the civil action is filed but before the matter is taken to trial, the insurer shall be awarded damages of not less than $100, but not more than the amount of the unpaid premiums together with reasonable attorney's fees and costs as provided in this section.