The department is hereby authorized, as necessary, to modify the basic requirements of the general RIPDES permit for regulated small MS4s to implement the provisions contained in §§ 45-61.1-1 - 45-61.1-3. The department may amend its regulations, as necessary, to bring the general RIPDES permit program for regulated small MS4s into consistency with the requirements of this section.
R.I. Gen. Laws § 45-61.1-4