To ask the Secretary of State for Communities and Local Government what recent estimate he has made of the average cost, including value added tax, to a certificate holder of a domestic energy performance certificate for an average family home in London. (317880)

The cost of Energy Performance Certificates (EPCs) is determined by the market. No information is therefore held centrally upon which to base an estimate of the average cost to building owners or landlords of having an EPC prepared on any property that they may own.