5.—(1) Notice of any direction made or approved by the Secretary of State and of any such direction as is referred to in paragraph (5) of article 4 specifying any particular area given under paragraph (1)(a) of that article shall be published by the planning authority concerned in one or more newspapers, circulating in the locality in which the area is situated, and on the same or a subsequent date in the Edinburgh Gazette.
(2) Such a notice shall contain a concise statement of the effect of the direction and name a place or places where a copy thereof and of a map defining the area to which it relates may be seen at all reasonable hours.
(3) Where the Secretary of State thinks fit he may publish notice in accordance with paragraph (1) above of any direction given under paragraph (1)(a) of article 4 in which case the planning authority shall not require to publish such notice.
(4) Notice of any direction specifying any particular development given under paragraph (1)(b) of article 4 shall be served by the planning authority concerned on the owner and occupier of the land affected.
(5) Where the Secretary of State thinks fit he may serve notice in accordance with paragraph (4) above of any direction given under paragraph (1)(b) of article 4 in which case the planning authority shall not require to serve notice.
(6) A district planning authority shall notify the regional planning authority of their region, on submitting to the Secretary of State a direction under article 4 above and shall send to them a copy of any notice published or served by them in accordance with paragraph (1) or (4) above.