(a) Securities, other than those referred to in Section 27-37-5, held by an insurer shall be valued, in the discretion of the commissioner, at their market value, or at their appraised value or at prices determined by him as representing their fair market value.
(b) Preferred or guaranteed stocks or shares, while paying full dividends, may be carried at a fixed value in lieu of market value, at the discretion of the commissioner and in accordance with such method of valuation as he may approve.
(c) No valuation under this section shall be inconsistent with any applicable valuation or method currently accepted and in use among insurers in general.