Imposed home/self isolation. If you’re a resident or visitor travelling to the UK, you must:
- provide your journey and contact details;
- not leave the place you’re staying for the first 14 days you’re in the UK except in very limited situations (known as ‘self-isolating’)
You may be fined up to £100 if you refuse to provide your contact details. You may be fined more if you break this rule more than once. You may also be fined up to £1,000 if you refuse to self-isolate, or you could face further action.
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More information is available here: https://www.visitbritain.com/gb/en/latest-government-information-covid-19-and-travel-uk