Gatherings of more than two people in public have also been banned as part of the measures taken to shock the nation into the behaviour the government wants.
- Travelling to and from work, but only if this is absolutely necessary and can not be done from home.
The Government have said the single most important action we can all take, in fighting coronavirus, is to stay at home in order to protect the NHS and save lives.
As of Monday morning, there had been 6,650 confirmed cases of COVID-19 in the United Kingdom, an increase of 967 in the past 24 hours, according to the latest figures released by the Department of Health and Social Care.
Concerns about people ignoring warnings to stay indoors and avoid contact with others grew as thousands congregated in parks and markets during the sunny spring weekend. Fashion and homeware retailer Next said it will close its stores as of 1800 GMT on Monday until further notice, and bakery chain Greggs and department store John Lewis said they would follow suit.
This means people can't meet friends and family outside their household.
"It is vital to slow the spread of the disease", the prime minister said.
"People will only be allowed to leave their home for the following very limited purposes", the prime minister said.
"Close now. We'll have emergency powers within days to force you to close and we will use these powers if we have to", she warned.
Firstly, Britons will only be allowed to go out to the shops to buy necessities such as food or medicines without which people's health and welfare at home will worsen.
The measures will be reviewed in three weeks time, when officials will rule whether it is safe to relax them.
Weddings, baptisms, and other ceremonies, other than funerals, are prohibited.
All shops that sell non-essentials including clothing and electronic stores, and other premises like playgrounds, libraries, outdoor gyms and places of worship will be closed.
Garages should remain open so people can get fuel and repairs, Mr Gove said - but auto showrooms should be closed.
"And therefore, I urge you at this moment of national emergency to stay at home, protect our NHS and save lives", he concluded, referring to the National Health Service, the country's publicly funded healthcare system. While we are attempting to keep our content as up-to-date as possible, the situation surrounding the coronavirus pandemic continues to develop rapidly, so it's possible that some information and recommendations may have changed since publishing.
You should encourage people to disperse and if they do not then you can call the police, Mr Gove said.
The tougher new measures will be in place for at least three weeks from Monday evening, according to the government.
Several have chose to close or have moved to food delivery service or online orders only.
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