Here is a selection of UK electrical related links.

IEE Wiring Regulations Updates
Part P Information
Building Reg And Part P
Our On-Line Electrical Shop
17th Edition IEE Wiring Regs Info Site
Electricians Forum
IET Electricians Forum
The ECA (Electrical Contractor Association)
Electrical Portal UK (News & Info)
NICEIC
NICEIC Contractor Downloads
Home Wiring Guide
DIY Doctor
How To Wire A UK Plug
LABC (Local Authority Building Control)
Electricians Register
ScrewFix Electricians Forum

Requirements for Electrical Installations, IET Wiring Regulations, Eighteenth Edition, BS 7671:2018+A4:2026 (Electrical Regulations)

On-Site Guide (BS 7671:2018+A4:2026) (Electrical Regulations)