UPDATE: Blue Book 2017 and COES System Explained
The Blue Book 2017 and Certificate of Electrical Safety (COES) system explained 2017 have been reviewed and updated.
If you have downloaded a copy prior to Monday 13th November, please discard this and download the latest version, available below.
- THE BLUE BOOK 2017
- CERTIFICATE OF ELECTRICAL SAFETY (COES) SYSTEM EXPLAINED
This COES booklet is no longer available. It has been updated for ESVConnect. You can find the new COES Guide HERE.
We thank you for your understanding and apologise for any inconvenience caused.