Since the laws “Grenelle I” and “Grenelle II” came into force, an environmental annex must be appended to a lease if the premises have a surface area of more than 2,000 m². Such obligation is effective as from 1 January 2012 for new leases and from 13 July 2013 for existing leases or renewed leases.

Landlords and tenants will have to collaborate, in particular on the works to carry out, on a responsible environmental occupation of the premises and on the sharing of the charges, all in an environmental preoccupation aim