Ind. Code § 8-10-1-25
Revenue bonds issued by the ports of Indiana under the provisions of this article shall constitute legal investments for any private trust funds, and the funds of any banks, trust companies, insurance companies, building and loan associations, credit unions, banks of discount and deposit, savings banks, loan and trust and safe deposit companies, rural loan and savings associations, guaranty loan and savings associations, mortgage guaranty companies, small loan companies, and industrial loan and investment companies, and any other financial institutions organized under Indiana statutes. The bonds are also made securities that may be deposited with and received by all public officers and bodies of Indiana or any agency or political subdivision of Indiana and all municipalities and public commissions for any purpose for which the deposit of bonds or other obligations of Indiana is now or may be later authorized by law.
IC 8-10-1-25