R.I. Gen. Laws § 40-8.10-6: Rules and regulations.

The secretary of the executive office of health and human services, the directors of the department of human services, the office of healthy aging, the department of children, youth and families and the department of behavioral healthcare, development disabilities and hospitals are hereby authorized to promulgate rules and regulations necessary to implement all provisions of this chapter and to seek necessary federal approvals in accordance with the provisions of the state’s Medicaid section 1115 demonstration waiver.