Conn. Gen. Stat. § 16-260: Water meters may be required.

Any water company supplying water to the inhabitants of any city, town, village or borough, for domestic, manufacturing or fire protection purposes, may refuse to furnish water, except by metered measurement at established rates, to the owner or occupant of any premises upon which water is allowed to be wasted by reason of defective fixtures, or otherwise, after notification to such owner or occupant and reasonable time given to him to make necessary repairs.