3A

A relevant undertaker proposing to exercise any of its powers under section 158 or 159 above outside its own area shall, if subsection (3B) below applies, give notice of its proposal to the water undertaker or (as the case may be) sewerage undertaker for the area in question and, if that subsection applies, shall not carry out its proposal—

a

without the consent of that other undertaker; or

b

where that other undertaker refuses to give its consent, or fails to give its consent before the end of the period of 28 days beginning with the day on which it is notified of the proposal, without the consent of the Director.

3B

This subsection applies where the proposal is to lay—

a

a water main which is not intended to be—

i

a trunk main; or

ii

a water main used solely for the purpose of supplying water otherwise than for domestic purposes; or

b

a sewer which is intended to be a public sewer but not a storm-water overflow sewer.