Two award-winning guides are available from HSE Books. These are priced publications:
Giving your own firework display (HSG 124) Suitable for people organising a Fireworks display
Working together on firework displays (HSG 123) Suitable for people working with operators to organise a larger display
Download HSE guidance on storing and selling fireworks safely here.The guidance is intended for retailers but does also contain useful general advice particularly on storing fireworks.
You can access the HSE fireworks web pages here.
You can view the Explosives Industry Group web site here. and download their firework safety guidance sheet here.
You can view the Department for Business, Enterprise and Regulatory Reform (BERR) web site here. and download their guidance on running safe firework displays here.
You can find links to relevant legislation on the legislation pages.