No part of the authorised development may commence until a written scheme of the proposed highway lighting to be provided for that part of the authorised development has been submitted to the county planning authority by the undertaker following consultation with the local planning authority and the harbour authority and the written scheme of the proposed highway lighting for that part of the authorised development has been approved in writing by the county planning authority.

The written scheme of proposed highway lighting submitted for approval by the county planning authority under sub-paragraph (1) must be in accordance with the highway lighting plan.

The authorised development must be carried out in accordance with the scheme approved under sub-paragraph (1).

Nothing in this requirement restricts lighting of the authorised development during its construction or where temporarily required for maintenance.