s 155 Further provisions as to appeals to the Secretary of State.
(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (2) Where the Secretary of State or a person appointed by him under Schedule 4 to determine an appeal grants a certificate under section 150 or 151, the Secretary of State or that person shall give notice to the planning authority of that fact.