9.—(1) The Welsh Ministers must carry out a review of the requirements imposed by Part 2—
(a)by 29 June 2020,
(b)at least once in the period of 21 days beginning with the day after that date, and
(c)at least once in every subsequent period of 21 days.
(2) A review carried out under paragraph (1) must consider whether the requirements are necessary and proportionate as a means of preventing danger to the public arising from the spread of coronavirus.