Pre-Order Your Extra Value Pack Today. The Wiring Regulations, On-Site Guide & Guidance Note 3 are now in print but please note that the IET Electrician's Guide to the Building Regulations, 7th Edition is not published until the 13th May, 2026. If you require us to part ship the available titles before the EGBR publishes, please select one of our paid postage options.. Orders with Free Postage will be shipped in their entirety on or after the 13th May.