Important message for WDS users

The IEA has discontinued providing data in the Beyond 2020 format (IVT files and through WDS). Data is now available through the .Stat Data Explorer, which also allows users to export data in Excel and CSV formats.

Energy Saving Ordinance - Building Code

Last updated: 30 July 2024

The Energy Conservation Ordinance sets standards for the energy efficiency of new buildings as well as for the renovation of existing buildings. It establishes requirements for insulation, building materials, heating systems, ventilation, and other aspects related to energy consumption. 

The building code was last amended in December 2023 to raise the ambition level for the energy efficiency of new buildings.

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