(1) Claim reserves are required for all incurred but unpaid claims on all disability insurance policies;

(2) Appropriate claim expense reserves are required with respect to the estimated expense of settlement of all incurred but unpaid claims; and

(3) All such reserves for prior valuation years are to be tested for adequacy and reasonableness along the lines of claim runoff schedules in accordance with the statutory financial statement including consideration of any residual unpaid liability.