(1) The bureau shall seek necessary federal approval in the form of state plan amendments in order to implement this part, if it determined such approvals are necessary.
(2) The bureau is authorized to adopt rules and regulations necessary to implement this part or obtain approval of the state plan amendments. However, § 71-5-1413 shall be the exclusive authority for rulemaking by the bureau of TennCare regarding the initial rules regarding the acuity-based nursing home reimbursement system and any subsequent modifications to the nursing home reimbursement system.