The bonds issued by the Authority in accordance with this article shall be legal investments in which all public officers or public bodies of the Commonwealth, its political subdivisions, all municipalities and municipal subdivisions, all insurance companies and associations and other persons carrying on insurance business, all banks, bankers, banking associations, trust companies, savings institutions, building and loan associations, and investment companies, all administrators, guardians, executors, trustees and other fiduciaries, and all other persons who are now or may later be authorized to invest in bonds or in other obligations of the Commonwealth, may invest funds, including capital, in their control or belonging to them. The bonds shall also be securities that may be deposited with and received by all public officers and bodies of the Commonwealth or any agency or political subdivision of the Commonwealth and all municipalities and public corporations for any purpose for which the deposit of bonds or other obligations of the Commonwealth is now or may be later authorized by law.