9.—(1) Regulation 19 is amended as follows.
(2) In the heading, omit “on 1st April 2017”.
(3) In paragraphs (1) and (2)—
(a)for “1st April 2017”, in each place those words occur, substitute “the day on which the list is compiled”;
(b)for “31st March 2017”, in each place those words occur, substitute “the day before the day on which that list is compiled”.
(4) In paragraph (3), for “1st April 2017” substitute “a day on which a list is compiled”.