(1)Nothing in sections 28, 29(1), 30(1) and 33 of this Act shall authorise the execution of any works on, over or under tidal lands in Scotland below high-water mark of ordinary spring tides except in accordance with such plans and sections and subject to such restrictions and regulations as previous to such works' being commenced have been approved in writing by the Board of Trade.
(2)The functions of the Board of Trade under this section may be exercised by the President of the Board of Trade, any Minister of State with duties concerning the affairs of the Board, any secretary, under-secretary or assistant secretary of the Board, or any person authorised in that behalf by the President of the Board.