Indiana Code Title 27. Insurance § 27-2-21-17

(1) a determination is made through the dispute resolution process set forth in the federal Fair Credit Reporting Act, 15 U.S.C. 1681i(a)(5), that the credit information of a current insured was incorrect or incomplete;  and

(2) the insurer receives notice of the determination from the consumer reporting agency or the insured;

(1) make necessary adjustments, consistent with the insurer's underwriting and rating guidelines;  and

(2) if the insurer determines that the insured has overpaid a premium, refund to the insured the amount of overpayment calculated back to the shorter of the: