“Places of worship, gyms, restaurants and hospitality venues can still hold more than six people in total. But within those venues, Johnson highlighted, there must not be individual groups larger than six and groups must not mix socially with others. Education and workplaces are also exempt. Covid-secure weddings and funerals can still take place with up to 30 people, as well as organised team sports.”
See this article in The Guardian for more information: What are the new Covid rules coming into force in England on Monday?