Indiana Code Title 12. Human Services § 12-7-3-6

Sec. 6. (a) A rule adopted by the state department of public welfare concerning the state medical assistance plan (Medicaid) under IC 12-1-7 (before its repeal) before January 1, 1992, is valid and effective until the secretary appointed under IC 12-6-2-2 (before its repeal) adopts a rule under IC 4-22-2 that:

(b) Notwithstanding subsection (a), if a rule adopted by the state department of public welfare before January 1, 1992:

that rule shall be interpreted to constitute an authorization to the office of Medicaid policy and planning established under IC 12-6-6 (before its repeal) and not the state department of public welfare.