https://www.gov.uk/government/publications/coronavirus-covid-19-testing-privacy-information?utm_source=b049eb9e-5d27-4d68-a305-2f41189dff6d&utm_medium=email&utm_campaign=govuk-notifications&utm_content=immediate

Please click through the link above to read the following information from the Government; 

Page Summary: Privacy notice on COVID-19 virus testing for critical workers and their household members who are self-isolating because they're showing symptoms