30.—(1) Regulation 19(1) and (2) shall apply in relation to further information as if the reference to “the Department” was omitted and the word “appellant” was substituted for the word “applicant”.
(2) If an appellant on whom notice has been given under paragraph (1) fails to provide the further information within the period specified in the notice, the deemed application and the ground (a) appeal (if any) shall lapse at the end of that period.
(3) Regulations 29 (procedure where the Commission receives an environmental statement) and 31 (publicity for environmental statements and decisions) shall apply in relation to further information received by the Commission in accordance with paragraph (1) as if references in those regulations to an environmental statement were references to the further information.
(4) The Commission shall send the Department a copy of any notice sent to the applicant under paragraph (1).