Expert article
French tertiary decree: everything you need to know
The French Tertiary Eco-Efficiency System (Dispositif Eco Efficacité Tertiaire, DEET), also known as the French “tertiary decree”, aims to reduce in stages the energy consumption of French tertiary buildings larger than 1,000 m2. Long-term objective: to reduce the energy consumption of these buildings by 60% by 2050. Quick overview of this decree.
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