10.—(1) Regulation 21 is amended as follows.
(2) In the heading, for “third countries” substitute “ countries other than the United Kingdom ”.
(3) In paragraph (1), for “a third” substitute “ another ”.
Commencement Information
I1Reg. 10 in force at 31.12.2020 on IP completion day (in accordance with 2020 c. 1, Sch. 5 para. 1(1)), see reg. 1