Indiana Code Title 5. State and Local Administration § 5-10.3-2-1

Sec. 1. (a) The public employees' retirement fund of Indiana, referred to as the fund, is established to pay benefits to officers and employees of the state and its political subdivisions after specified years of service and under other specified circumstances.  The purpose of the fund is to promote economy and efficiency in the administration of state and local government by providing an orderly way for members to be retired without prejudice and without inflicting hardship on the retired member.

(b) The fund is a trust.  The board of trustees of the Indiana public retirement system shall administer the fund and implement this article, without the supervision of the department of insurance.