No investment (other than in common stocks allowed under Section 27-41-17, in insurance stocks allowed under Section 27-41-18, in loans or investments allowed under Section 27-41-35, in real property allowed under Section 27-41-34, or in funeral supply inventories and equipment allowed under Section 27-41-38) shall be an eligible investment unless it is interest-bearing or interest-accruing or dividend or income-paying, is not then in default, and the insurer is entitled to receive for its account and benefit the interest or income accruing thereon.

An investment may be eligible notwithstanding that part of the interest or income accruing thereon is paid by the insurer to a third party in consideration of services rendered by the third party with respect to the investment or that part of the interest or income accruing thereon is shared by the insurer with one or more joint venturers or others participating in the same investment.

Any investment authorized may be deposited in a clearing corporation as defined in Section 7-8-102(3) or in a federal reserve bank under book-entry system. When such securities are so deposited, certificates representing securities of the same class of the same issuer may be merged and held in bulk in the name of the nominee of such clearing corporation with any other securities deposited in such clearing corporation by any person, regardless of the ownership of such securities, and securities of small denominations may be merged into one or more certificates of larger denominations. Title to such securities may be transferred by bookkeeping entry on the books of such clearing corporation or federal reserve bank without physical delivery or certificates representing such securities.