Nothing contained in this chapter shall be construed to empower the Board to require the Commonwealth, or any political subdivision thereof, or any authority created under the provisions of § 15.2-5102 or §§ 15.2-5152 through 15.2-5158, to construct any sewerage system, sewage treatment works, or water treatment plant waste treatment works or system necessary to (1) upgrade the present level of treatment in existing systems or works to abate existing pollution of state waters, or (2) expand a system or works to accommodate additional growth, unless the Board shall have previously committed itself to provide financial assistance from federal and state funds equal to the maximum amount provided for under § 8 or other applicable sections of the Federal Water Pollution Control Act (P.L. 84-660, as amended), or unless the Commonwealth or political subdivision or authority voluntarily agrees, or is directed by the Board with the concurrence of the Governor, to proceed with such construction, subject to reimbursement under § 8, or other applicable sections of such federal act.The foregoing restriction shall not apply to those cases where existing sewerage systems or sewage or other waste treatment works cease to perform in accordance with their approved certificate requirements.Nothing contained in this chapter shall be construed to empower the Board to require the Commonwealth, or any political subdivision thereof, to upgrade the level of treatment in any works to a level more stringent than that required by applicable provisions of the Federal Water Pollution Control Act, as amended.
1971, Ex. Sess., cc. 197, 245; 1973, c. 179; 1975, c. 279; 1981, c. 262.