If it appears to the Department, after consultation with the council, that a discontinuance notice should be served under regulation 7, the Department may itself serve such a notice.

Where the Department exercises its powers under paragraph (1), regulation 7 shall apply in relation to it as it applies in relation to a council as if for references to the council there were substituted references to the Department.

If the Department is satisfied that it is necessary to remedy a substantial injury to the amenity of the locality or a danger to members of the public, it may serve a discontinuance notice under regulation 7 in relation to an advertisement displayed by an interested council.

Regulation 7 shall apply in relation to a discontinuance notice served under paragraph (1) as it applies in relation to a discontinuance notice served by a council, with such modifications as may be necessary.