Notification and rules to be laid before the Legislature.

Every notification made under clause (a) of section 2 or under section 6 or every rule made under this Act, shall, immediately after it is made, be laid before each House of the State Legislature if it is in session and if it is not in session, in the session immediately following for the total period of fourteen days which may be comprised in one session or in two successive sessions and if, before the expiration of the session in which it is so laid or the session immediately following, both Houses agree in making any modification in the notification or rule or in the annulment of the notification or rule, the notification or rule shall thereafter have effect only in such modified form or stand annulled as the case may be; so however that any such modification or annulment shall be without prejudice to the validity of any thing previously done under that notification or rule.