Article 1518 A sexies of the French General Tax Code
I.-In the event of a change in the method for determining the rental value of an industrial building or land pursuant to articles 1499-00 A or 1500, the resulting change in rental value is subject to a reduction under the conditions set out in II of this article. This reduction also applies to the variation in rental value resulting from a change of use within the meaning of article 1406…