In an interview, Depardieu told the Sunday Parisien the court decision made no difference.
France’s debt burden is around 90 percent of national income — not far off levels that have caused problems elsewhere in the 17-country eurozone.
Depardieu is not the only high-profile Frenchman to object to the super tax. Bernard Arnault — chief of the luxury goods and fashion giant LVMH and worth an estimated $41 billion — has said he would leave for Belgium.
Hinnant contributed from Paris. Silvie Corbet also contributed from Paris.