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Switzerland: Geneva mandates 50 % solar share in hot water demand

Submitted by Baerbel Epp on December 29, 2010

The Canton of Geneva is the third one after Basel-Country and Vaud to have approved a mandate for a solar share in domestic hot water generation. Article 15.2 of the new energy law, which came into power in September 2010, stipulates that at least 30 % of a building's hot water demand is to be covered by a solar water heating system. This regulation applies to all sorts of new buildings, as well as to extensions and roof renovations of existing ones.

Basel-Country: At Least 50 % Solar Share in Domestic Hot Water in New Buildings

Submitted by Baerbel Epp on June 23, 2009

 Solar water heating systems in the city of Hedingen, Switzerland” More and more Swiss cantons approve mandatory laws or requirements for a solar share in the domestic hot water supply of residential, public or commercial buildings. These solar water heating systems were built on a voluntary basis.

Swiss Cantons leading Energy Policy Efforts

Submitted by Baerbel Epp on April 29, 2009

Switzerland is finally taking on a broader approach to climate protection. The majority of the 26 cantons have adopted a regulation placing the maximum share of non-renewable energies in new heating systems at 80 %. This decision can be traced back to an initiative of the Conference of Cantonal Energy Directors some years ago.

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