The HSE have provided guidance on making your workplace COVID-secure which gives an overview of the steps employers can take to protect people in the workplace.
You can also get up-to-date information about guidance and support on coronavirus (COVID-19) through GOV.UK.
The government says you should work from home where you can. See the latest guidelines on GOV.UK.
HSE page on keeping workplaces safe as restrictions are eased includes information on the government’s roadmap out of lockdown, returning to work, vaccination and workplace testing.