2The supply system of a water undertakerE+W
(1)Section 17B of the Water Industry Act 1991 (guidance and interpretation) is amended as follows.
(2)After subsection (4) there is inserted—
“(4A)In this Chapter, references to the supply system of a water undertaker are, in the case of an undertaker whose area is wholly or mainly in England, references to the system comprising the following—
(a)any reservoirs and other places of storage and any treatment works developed or maintained by the water undertaker for the purpose of complying with its duty under section 37, and
(b)any water mains and other pipes which it is the water undertaker's duty to develop and maintain by virtue of section 37.”
(3)In subsection (5) (interpretation of references to the supply system of a water undertaker), after “undertaker are” there is inserted “ , in the case of an undertaker whose area is wholly or mainly in Wales, ”.
Commencement Information
I1S. 2 in force at 1.4.2017 by S.I. 2017/462, art. 3(b)