Article R1331-66 of the French Public Health Code
Combustion fireplaces, heating appliances, solid fuel-fired cooking appliances and hot water production appliances are subject to periodic maintenance under the conditions laid down in this section. By way of derogation from the first paragraph, solid fuel open fireplaces are not subject to the maintenance requirements laid down in this section, but their users must keep them in good working order and clean. The internal or external flues, whether fixed or…