If the customer considers that he/she has been overcharged by a taxi driver going out from the Airport, send your complaint to :
Monsieur le Préfet des Alpes-Maritimes
Direction de la Réglementation et des Libertés Publiques
Bureau de la Circulation
06286 Nice Cedex 3
A copy of the receipt, obligatory for any journey costing € 25 or more, should be attached.
Include the taxi number (3 numbers below the word "Taxi" on the roof of the vehicle).
A driver guilty of such an offence may, in addition to possible legal sanctions, have his permit to park at the Airport cancelled