Currently by law in the UK, it is illegal to set off fireworks between the hours of 11pm and 7am. There are certain exceptions to this;
Bonfire night you can set your fireworks off until midnight
Chinese New Year, Diwali and New Year’s Eve you can set your fireworks off until 1am.
For further information check out our Blog post at https://lovefireworks.co.uk/what-time-can-i-set-fireworks-off-in-the-uk/