Online systems

Starts Side Navigation Ends Secondary Navigation

ESS Portal

The ESS Portal is used by Accredited Certificate Providers (ACPs) and Auditors to manage specific communication with the ESS. 

If you experience any technical difficulties, please e-mail us at with the subject ‘Support’.  Please include a brief description of the problem you are experiencing, and attach a screenshot of the issue if possible.  Support will be available Mon – Fri within business hours and we will contact you within 1 business day of receiving your request.

ELT Portal for lighting technologies

The Emerging Lighting Technology (ELT) Portal  is used for the acceptance of emerging lighting technologies (ELTs). A searchable list of accepted lighting technologies is also available.

Detailed lighting requirements are available to support the use of the ELT Portal and the list of accepted technologies.


The Registry is an online database which records the registration, transfer and ultimate surrender of energy savings certificates.  It can be accessed by all participants and members of the public. More information is available about how it works in the Registry section of this website.

Relevant Documentation

User Guide - ACP - ESS Portal 
User Guide - Registry