The new measures include the following:
From Monday 14 September it will not be possible to meet with people from other households socially in groups of more than six. This will apply indoors and outdoors, including in private homes. Education and work settings are unaffected.
Businesses will have a clear duty to support NHS Test and Trace. From Friday 18 September, it will be mandatory for certain businesses to have a system to collect NHS Test and Trace data, which must be kept for 21 days.
More information about measures is available at: https://www.gov.uk/government/news/coronavirus-covid-19-what-has-changed-9-september