Iowa Code § 515.37: Subsidiary companies.

Any insurance company incorporated in this state may organize, or acquire by purchase, in whole or in part, subsidiary insurance and investment companies in which it owns not less than fifty-one percent of the common stock, and, subject to the approval of the insurance commissioner and provided that no company invest an amount in excess of thirty percent of its capital and surplus in the stock of such subsidiary companies, may:

1. Invest funds from surplus for each purpose.

2. Make loans to such subsidiaries.

3. Permit all or part of its officers and directors to serve as officers or directors of any such subsidiary companies.