1. These Regulations may be cited as the Air Quality (Amendment of Domestic Regulations) (EU Exit) Regulations 2019.
2. These Regulations come into force—
(a)for the purposes of regulations 1, 2, and 3, 21 days after the day on which the Regulations are laid, and
(b)for all other purposes, on exit day.
(2) Any provision of these Regulations amending a provision in an enactment has the same extent as the provision being amended.