Maintenance of the authorised development
40.—(1) TfL may at any time maintain the authorised development.
(2) Paragraph (1) does not extend to any maintenance works which would give rise to any materially new or materially different environmental effects to those assessed in the environmental statement.
(3) On the expiry of any maintenance period defined in article 30(14) (temporary use of land for maintaining the authorised development) in respect of any part of the authorised development, but subject to article 3(4) (disapplication of legislation, etc.), sections 66 (licensing of works) to 75 (lands above mean high water level) of the 1968 Act apply to the exercise of the powers of this article in relation to that part.