Regardless of any provision in this Order or anything shown on the land plans or contained in the book of reference, the undertaker is not to acquire any DC apparatus or its accessories or override or extinguish any easement or other interest of DC or acquire any land or other interest of DC identified in the book of reference or create any new rights over the same otherwise than by agreement with DC (not to be unreasonably withheld or delayed) in accordance with the provisions of this Schedule.

Sub-paragraph (1) does not apply to the powers conferred on the undertaker by this Order to interfere temporarily with DC’s rights to access DC apparatus or accessories but subject always to paragraphs 17 and 18 of this Part and to the undertaker giving DC 28 days notice of such interference.