(a) Every credit union may invest in the shares of stock of a corporation, or in membership or economic interests of a limited liability company, organized solely for the purpose of providing services to credit unions, provided the corporation or limited liability company is formed by a credit union or group of credit unions.
(b) Every credit union may invest in the securities of a corporation or in membership or economic interests of a limited liability company that is not a corporation or limited liability company of the type described in subdivision (a) and that provides services to credit unions, provided the investment is approved by the commissioner.