Government advice - employees, employers and businesses

https://www.gov.uk/government/publications/guidance-to-employers-and-businesses-about-covid-19

Business support

The Government's full information and advice for business  can be found at https://www.gov.uk/coronavirus/business-support including links to regular Coronavirus Business Bulletins issued by the Department of Business, Energy and Industrial Strategy as well as a range of Frequently Asked Questions (FAQs). 

The site also includes a link to the Government's financial support for business at https://www.gov.uk/government/collections/financial-support-for-businesses-during-coronavirus-covid-19 which sets out full details of each of the schemes which have been announced.  This includes information for self-employed, small and medium sized businesses, large companies, as well as changes to paying tax and to statutory sick pay.