R.I. Gen. Laws § 16-62-20
Nothing contained in this chapter shall restrict or limit the powers of the authority arising under any laws of this state. This chapter shall be construed to provide a complete additional and alternative method for doing the things authorized by it and shall be regarded as supplemental and in addition to the powers conferred by other laws. The issuance of all bonds, notes, and other obligations of the authority under the provisions of this chapter need not comply with the requirements of any other statute applicable to the issuance of bonds, notes, or other obligations. No proceedings or notice of approval shall be required for the issuance of any bonds, notes, and other obligations or any instruments of security for these except as provided in this chapter.
R.I. Gen. Laws § 16-62-20