It shall be the duty of the appropriate agency so far as reasonably practicable to enter into and maintain such arrangements with water undertakers for securing the proper management or operation of—
as the appropriate agency from time to time considers appropriate for the purpose of carrying out its functions under section 6(2) or, as the case may be, section 6(2A) of the 1995 Act.
Without prejudice to the power of the appropriate agency and any water undertaker to include any such provision as may be agreed between them in arrangements under this section, such arrangements may—
The appropriate agency shall send a copy of any arrangements entered into by it under this section to the Secretary of State; and the obligations of a water undertaker by virtue of any such arrangements shall be enforceable under section 18 of the Water Industry Act 1991 (enforcement orders) by the Secretary of State.