(1) Whenever a financed insurance contract is cancelled, the insurer shall return to the premium finance company as soon as reasonably possible whatever gross unearned premiums are due under the insurance contract, and also shall furnish to the premium finance company a report setting forth an itemization of the unearned premiums under the policy that includes a detailed mathematical summary of the computation of the return premium.
(2) If a premium is subject to an audit to determine the final premium amount, the gross unearned premium shall be calculated upon the deposit premium and the insurer shall return whatever gross unearned premiums are due based upon that deposit to the finance company for the account of the insured.
(3) If the crediting of return premiums to the account of the insured results in a surplus over the amount due from the insured, the premium finance company shall refund the excess to the insured, provided that no such refund shall be required if it amounts to less than Three Dollars ($3.00).