Under the new measures, areas in England are classified at medium, high or very high risk, and placed under restrictions of varying severity.
UK unveils 3-level lockdown plan; Liverpool at highest risk | World

Areas in the lowest tier will follow existing national restrictions, including a 10 p.m. curfew on pubs and restaurants and a ban on more than six people gathering. In areas at high risk, members of different households are barred from meeting indoors.
The “very high” risk tier will face restrictions including closing pubs — apart from those that serve meals — and, if local authorities want, other venues such as gyms and casinos.
Liverpool was the only area put into the top category Monday, but Johnson said authorities were still talking with other local leaders across the north of England.
Pubs, gyms, leisure centers, betting shops and casinos in Liverpool will close beginning Wednesday.
Liverpool Mayor Joe Anderson said local authorities supported tougher restrictions as long as