Sec. 24. "Bureau" means the following:
(1) For purposes of IC 12-10, the bureau of aging and in-home services established by IC 12-10-1-1.
(2) For purposes of IC 12-11, the bureau of disabilities services established by IC 12-11-1.1-1.
(3) For purposes of IC 12-12, the rehabilitation services bureau of the division of disability and rehabilitative services established by IC 12-12-1-1.