BER and DEC assessors

Effective 1st July 2025, the pre-requisite criteria to register as a domestic BER assessor will change. Find information on the new registration criteria.

How to register as a BER or DEC assessor, along with the knowledge and training you'll need.

Registration

Pick the route below depending on the assessment types you want to carry out. If you plan to work across multiple types, you'll need to register separately for each.

Domestic BER assessor

Domestic assessors publish BER certificates and advisory reports for dwellings.

Register as a domestic BER assessor

Non-domestic BER assessor

Non-domestic assessors publish BER certificates and advisory reports for non-domestic buildings.

Register as a non-domestic BER assessor

DEC assessor

DEC assessors publish Display Energy Certificates, which are required for public buildings.

Register as a DEC assessor

General registration and renewal guidance

All assessors must meet insurance, tax, professional practice, CPD and quality assurance requirements.

View the guidance

National register of BER assessors

Before investing in BER assessor training, we advise researching the potential business opportunity. You can review the register for the number of BER assessors already serving your area.

Check the register