Local authorities' involvement in test and trace has improved the service – but councils still need more data, the National Audit Office (NAO) has said.

In its second report on the NHS Test and Trace (NHST&T), the NAO said: ‘Local authorities still struggle to get timely access to the data they need to deal with localised outbreaks of COVID-19, and they are unclear on the planned operating model after July 2021.'