The UK's proposed cryptoasset/stablecoin regulations are published here, with an accompanying Policy Note here.
This follows a specific exemption proposed in January for 'staking' cryptoassets from the definition of a 'collective investment scheme.'
Update: I've covered the UK regulatory developments on stablecoins here; and I've covered the developments on the wider cryptoassets regulation here.
If you need legal advice, please let me know.