https://www.theguardian.com/world/2020/may/07/uk-coronavirus-contract-tracing-app-could-fall-foul-of-privacy-law-government-told

More protections needed before coronavirus app fully launched, says human rights committee

The NHS contact-tracing app must not be rolled out across the UK until the government has increased privacy and data protections, an influential parliamentary committee has said, as rights groups warn that the current trial is unlawful under the data protection act.