8 August 2026By Bryan McCarthybryan@TheCork.ieWhat is a Building Energy Rating? A Building Energy Rating (BER) evaluates your home based on how energy efficient it is. Homes with a good BER rating will:Stay warm for longerHave lower energy billsHave lower carbon emissions, making them more environmentally friendlyWhat is the BER scale? You also need to have a BER certificate if you are selling your home or renting your propertyThe owner of the home is responsible for getting the BER. If you want to find out the BER of your home, you can check online on the SEAI National BER Register if there is a BER rating.