In Nice, searches and police custody of relatives of Christian Estrosi in the Alex post-storm construction site affair. In October 2020, this meteorological disaster ravaged the valleys of the Nice hinterland and caused the death of ten people.

Investigators have already visited the premises of the city and metropolis of Nice twice on April 21 and December 21, 2023. The community had at the time sent a report to the Nice prosecutor for suspicion of embezzlement on the Vésubie road construction sites.