No eligible business that receives a qualified investment under the provisions of sections 620.3500 to 620.3530, or any affiliates of such eligible businesses, shall directly or indirectly:
(1) Own or have the right to acquire an ownership interest in a rural fund or member or affiliate of a rural fund, including, but not limited to, a holder of a capital investment issued by the rural fund; or
(2) Loan to or invest in a rural fund or member or affiliate of a rural fund, including, but not limited to, a holder of a capital investment issued by a rural fund, where the proceeds of such loan or investment are directly or indirectly used to fund or refinance the purchase of a capital investment under sections 620.3500 to 620.3530.