Sec. 3. (a) The rights and powers of a political subdivision under this chapter as an owner shall be exercised on behalf of the political subdivision by:
(1) the works board, for a municipality;
(2) the executive, for a county or a township; and
(3) the fiscal body, for any other political subdivision.
(b) The rights and powers of the state as an owner under this chapter shall be exercised on behalf of the state by the director of the department, office, or institution charged by law with the maintenance, supervision, or control of the affected land owned by the state.