The sale of the Grignon estate to the real estate developer definitively canceled by the courts. The Versailles administrative court rejected his appeal.

The developer had taken legal action to request the annulment of the State's decision to end the sale. And according to the court, he is within his rights. “The decision by which the administration informs a company that its offer is accepted does not, however, create any acquired right to sign a promise of sale, the court therefore rejected the appeal”