reference: ISO/TC 163
title: Thermal performance and energy use in the built environment
scope: Standardization in the field of building and civil engineering works <ul> <li>of thermal and hygrothermal performance of materials, products, components, elements and systems, including complete buildings, both new and existing, and their interaction with technical building systems; </li><li>of thermal insulation materials, products and systems for building and industrial application, including insulation of installed equipment in buildings;</li></ul> <p>covering and including:  </p><ul> <li>test and calculation methods for heat and moisture transfer, temperature and moisture conditions;</li><li>test and calculation methods for energy use in buildings, including the industrial built environment;</li><li>test and calculation methods for heating and cooling loads in buildings;</li><li>test and calculation methods for daylighting, ventilation and air infiltration;</li><li>in-situ test methods for thermal, hygrothermal and energy performance of buildings and building components, input data for calculations, including climatic data;</li><li>specifications for thermal insulation materials, products and systems with related test methods and conformity criteria;</li><li>terminology; and</li><li>general review and coordination of work on thermal and hygrothermal performance within ISO.</li></ul><p>Excluded:</p><ul><li>building environment design (ISO/TC 205);</li><li>methods of testing and rating the performance of building environmental equipment for application in the design of new buildings and retrofits (ISO/ TC 205); and</li><li>design methods and criteria for daylighting, ventilation and air infiltration (ISO/TC 205)</li></ul><p>Covering also:</p><p>Standardization of the holistic assessment of the energy performance of new and existing buildings as well as building retrofits, in close collaboration with ISO/TC 205 by means of the ISO/TC163/WG4 <i>Joint working group TC 163 &amp; TC 205 Energy performance using holistic approach</i>, including:</p><ul><li>terms and definitions;</li><li>system boundaries for buildings and technical systems;</li><li>assessment of the overall energy performance of buildings, taking into account<ul><li>the energy performance of building elements;</li><li>building related systems (heating, cooling, domestic hot water, ventilation, lighting, system controls, transport, and other energy related systems);</li><li>indoor and outdoor conditions;</li><li>local energy production (on site and at district level);</li><li>(use of) energy sources (including renewable);</li><li>building commissioning;</li><li>assessment of overall energy efficiency; and</li><li>means of expressing the energy performance and energy performance certification of buildings.</li></ul></li></ul>
committeeLiaisons: ISO/TC 61/SC 10
committeeLiaisons: ISO/TC 59/SC 13
committeeLiaisons: ISO/TC 274
committeeLiaisons: ISO/TC 205