IET logo

Technical help

Details of the IET's technical helpline and email update services

Helpline and email update service

The IET runs a Wiring Regulations technical helpline / mailbox.  It can only help with issues to do with electrical installation work. For other issues contact the IET.

Tel: +44 (0)1438 765599
Fax: +44 (0)1438 765526


The telephone service typically operates on the following days and times:

Monday and Friday, 09.00-12.00 and 14.00-16.30

(However these days could change so callers should listen to the recorded message)


Disclaimer: While the IET believes that information and guidance provided over the helpline is correct, parties must rely upon their skill and judgement when making use of them. The IET assumes no liability for loss or damage caused by error or omission, whether such an error or omission is the result of negligence or any other cause. Where reference is made to legislation it is not to be considered as legal advice. Any and all such liability is disclaimed.

Wiring Regulations