(1) An appropriate authority may by regulations make such provision as the authority considers appropriate for the purpose of implementing any of the following provisions of the withdrawal agreement -

(a) Article 12 (prohibition of discrimination on grounds of nationality);

(b) Article 23 (right to equal treatment);

(c) Articles 24(1) and 25(1) (rights of workers and the self-employed);

(d) Articles 24(3) and 25(3) (rights of employed or self-employed frontier workers) as regards rights enjoyed as workers.

(2) An appropriate authority may by regulations make such provision as the authority considers appropriate for the purpose of implementing any of the following provisions of the EEA EFTA separation agreement -

(a) Article 11 (prohibition of discrimination on grounds of nationality);

(b) Article 22 (right to equal treatment);

(c) Articles 23(1) and 24(1) (rights of workers and the self-employed);

(d) Articles 23(3) and 24(3) (rights of employed or self-employed frontier workers) as regards rights enjoyed as workers.