1. What are the regulatory controls for heating and gas installations?

1.1 Periodic inspections

The following installations benefiting from a purchase contract or remuneration supplement must undergo a periodic inspection every four years ( article R. 311-46 du Code de l’énergie and article 4 of arrêté du 2 novembre 2017 ):

• installations that primarily use the energy released by the combustion of non-fossil materials of plant or animal origin (biomass);

• plants using primarily biogas produced by methanization of non-hazardous...