Getting an electrical certificate is an important part of being a landlord or if you are selling your home. To schedule an inspection, approach a well-known and recommended gas and electrical certificates engineer. What is a home energy efficiency report? A home energy report is a summary of the energy that is spent annually in your home, targeting the top major energy expenditures, including air-conditioning, windows, doors, and the installation or quality of electrical units which use the most energy. The purpose of an energy efficiency report is to determine the best avenues for saving money in the long term and what steps should be taken in the short term in order to prevent energy loss.