Department for Communities and Local Government

• Planning, building and the environment
• Publications
• Good practice and guidance
• Notice of Approval of the methodology of calculation of the energy performance of buildings in England and Wales

Planning, building and the environment

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Summary

This publication documents the approved methodologies that can be used to produce Energy Performance Cerfiticates (EPCs) and Display Energy Certificates (DECs). It replaces the Notice of Approval published in May 2007.

Note: The spreadsheet of approved software below is no longer current. See link, top right, for latest list of approved software.

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• This publication is only available online - see below to download.

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• Notice of Approval of the methodology of calculation of the energy performance of buildings in England and Wales
  PDF , 473 kb , 14 pages
• Notice of Approval of the methodology of calculation of the energy performance of buildings in England and Wales
  MS Word , 173 kb , 14 pages
• Tables: Approved software applications (SAP 2005) and interfaces (SBEM, DSM and ORCalc)
  MS Excel , 47 kb , 4 pages

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