10.—(1) Subject to paragraph (4), it shall be the duty of the Department to enforce the provisions of these Regulations.
(2) Subject to paragraph (4), proceedings for an offence under these Regulations shall not be instituted except by or on behalf of the Department or by or on behalf of the Director of Public Prosecutions for Northern Ireland.
(3) Proceedings for an offence under these Regulations, other than an offence under regulation 16, shall not be instituted after the expiration of the period of twelve months beginning with the date when the offence was committed.
(4) Proceedings for an offence under regulation 16 shall not be instituted except by or on behalf of the Director of Public Prosecutions for Northern Ireland.
(5) Schedule 7, which confers powers on inspectors and the Department, shall have effect.