The NHS Test and Trace service forms a central part of the Government’s COVID-19 recovery strategy, which seeks to help the nation return to normal as soon as possible for as many people as possible, in a way that is safe and protects our NHS and social care sector. Once launched, this service will also play a vital role in providing an early warning if COVID-19 activity is increasing locally, regionally or nationally. This information will then be used to inform the Government’s approach to stop the spread of the virus. Here is the full document Test and Trace workplace guidance