Single-family buildings, when constituted as autonomous buildings with a useful floor area equal to or less than 50 m2, constructed or to be constructed in full ownership without floors or divisions susceptible to independent use, must ensure compliance with the minimum requirements related to the envelope and technical systems. However, they are exempt from compliance with thermal comfort and energy performance requirements, as well as from energy certification obligations.
In summary, the answer to the question is no. However, during their transaction, it may be necessary to present a declaration of exemption.
