R.I. Gen. Laws § 37-6-4: Powers and duties supplemental.

The powers and duties vested in the state purchasing agent, the director of administration, and the attorney general by the provisions of this chapter and §§ 37-7-1 — 37-7-9 shall be construed to be in addition to any and all other powers and duties vested in them by any other general or public law, and not in substitution thereof.