Selling or letting?
Start with the existing EPC and check that it identifies the right home. For a rental, review electrical and gas records separately rather than treating one certificate as a replacement for the others.
Prepare for a home EPCStraightforward reading about energy assessments, electrical condition and gas safety. Find out what each instruction involves, what information to gather and which questions to ask before you book.

Start with the existing EPC and check that it identifies the right home. For a rental, review electrical and gas records separately rather than treating one certificate as a replacement for the others.
Prepare for a home EPCBring together the building history, condition concerns and intended work. Retrofit assessment looks at the existing dwelling; SAP calculations answer a different question for a defined design or project.
Build the retrofit briefTell the inspecting professional which installation or equipment is involved. Existing reports, the access contact and any restrictions help define what can be checked.
Set the inspection scopeEach guide focuses on a particular part of the job. Search by subject, document or the question you are trying to resolve.
8 guides
Find the existing certificate and check that it identifies the correct dwelling. An earlier report may relate to another flat, an older layout or an instruction that answered a different question.
Read this guideA consumer unit, a detached building and a shared hallway may not form one simple inspection. Explain the installation and who is authorised to instruct work in each area.
Read this guideMake a list of the meters and appliances involved. Identify shared plant or equipment controlled by a managing agent. A clear list helps define what the engineer is being asked to check.
Read this guideAn intended renovation, programme requirement and comfort concern can lead to different evidence needs. Tell the assessor what the project is trying to achieve and who will use the records.
Read this guideExplain the dwelling count, project type and whether design-stage work, completion work or both are needed. Identify the energy documents you expect to receive.
Read this guideSet out the floors, rooms or unit included in the instruction and the building’s use. Explain any accommodation or neighbouring premises within the same address.
Read this guideIdentify which assessments are being requested and what earlier certificates or reports are available. A package groups the request, not the inspection methods.
Read this guideSending the details identifies the work you want to arrange. It gives the team an opportunity to confirm quantities, address details, access and any missing information.
Read this guideYou do not need a perfect file before asking a question. Tell the team what is available and where the gaps are.
These pages explain preparation and the purpose of the services. They do not inspect your property, determine every duty or guarantee an assessment result.
The actual building, evidence, agreed scope and relevant professional determine the work. If a guide does not fit your circumstances, describe the difference before arranging attendance.
Ask about your propertyChoose the service, read the brief and send the property details through its booking or quote form.
For a flat, identify the private dwelling, shared entrance and any communal plant or supply. A concierge booking, parking restriction or managed key collection can affect attendance. Give those details before a date is agreed.