 Nicolas Ravot d'Ombreval was Advocate General at the "cour des aides" of Paris, the appeal court for disputes arising out of the collection of taxes within the jurisdiction of the "parlement" of Paris, which covered half of France's territory.Nicolas Ravot d'Ombreval was also "maître des requêtes".On 28 January 1724, he was appointed Lieutenant General of Police of Paris, i.e.