(1) Assignment of a notification number:
(a) begins to have effect on the day of the assignment; and
(b) unless continued under subregulation (2)--ceases to have effect at the end of 1 year after that day.
(2) A person to whom a notification number has been assigned for premises may continue the assignment of that number for those premises by giving notice in accordance with subregulation 47(1), and paying the prescribed fee under subregulation 47(2), on or before the day on which the assignment ceases to have effect.