For the purposes of this chapter, the value or amount of an investment acquired, held, or invested in or an investment practice engaged in under this title, unless otherwise specified in this title, must be the value at which assets of an insurer are required to be reported for accounting purposes under this title and as required under procedures prescribed in published accounting and valuation standards of the National Association of Insurance Commissioners, including the purposes and procedures manual of the securities valuation office, the valuation of securities manual, the accounting practices and procedures manual, and the annual statement instructions or valuation procedures officially adopted by the National Association of Insurance Commissioners.