¹ [17. Laying of schemes and notifications before Parliament.-- Every scheme framed under sub-section (1) of section 16 and every notification issued under sub-section (3) of that section shall be laid, as soon as may be after it is framed or issued, before each House of Parliament, while it is in session, for a total period of thirty days which may be comprised in one session or in two or more successive sessions, and if, before the expiry of the session immediately following the session or the successive sessions aforesaid, both Houses agree in making any modification in the scheme or notification or both Houses agree that the scheme or notification should not be framed or issued, the scheme or notification shall thereafter have effect only in such modified form or be of no effect, as the case may be; so, however, that any such modification or annulment shall be without prejudice to the validity of anything previously done under that scheme or notification.]