21.—(1) Where the Scottish Ministers intend to cause a hearing to be held, they shall, not later than 3 weeks after the date specified in paragraph (2), give written notice of that intention to the applicant and to each person whose objection is or representations are to be dealt with at the hearing and to any part of the Scottish Administration which has made an official representation.
(2) The date referred to in paragraph (1) is the date of expiry of the period within which an objection to the application may be made.