Health Protection (Coronavirus) Regulations 2020
The Health Protection (Coronavirus) Regulations 2020 (SI 2020/129) was a set of regulations that came into effect in England on 10 February 2020 as a statutory instrument made under the Public Health (Control of Disease) Act 1984. The regulations were revoked on 25 March 2020.
Source: Wikipedia — Health Protection (Coronavirus) Regulations 2020 (CC BY-SA 4.0)