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Standard Assessment Procedure

This manual describes the Government’s Standard Assessment Procedure (SAP) for assessing the energy performance of dwellings. The indicators of the energy performance are energy consumption per unit floor area, an energy cost rating (the SAP rating), an Environmental Impact rating (based on CO2 emissions) and a Dwelling CO2 Emission Rate (DER).

Find out more about the Standard Assessment Procedure

Becoming a Domestic Energy Assesor

The Domestic Energy Assessor (DEAs) is a new role created by the need for homeowners to provide Energy Performance Certificates (EPC). Please contact us if you are interested in becoming a Domestic Energy Assesor.