7. Without prejudice to Article 6(1) of this Order, any committee or other body to which members are appointed or elected by the justices for any new petty sessions area shall before 1st April 1974 make all such arrangements for the area for which it acts, including the making of appointments and holding of elections, as are necessary for the purpose of enabling the magistrates' courts for that area to begin to exercise their jurisdiction on that date or of enabling that body to exercise all its functions not later than that date.