Bonds issued by the Authority under the provisions of this chapter are securities (i) in which all public officers and public bodies of the Commonwealth and its political subdivisions, insurance companies, trust companies, banking associations, investment companies, executors, administrators, trustees, and other fiduciaries may properly and legally invest funds, including capital in their control or belonging to them and (ii) that may properly and legally be deposited with and received by any state officer or officer of a locality or agency or political subdivision of the Commonwealth for any purpose for which the deposit of bonds or obligations is authorized by law.