PARIS, Sept 2 (Reuters) - U.S. bank JP Morgan has agreed to a 25 million euros ($29.6 million) fine in a settlement of a tax fraud case, French financial prosecutors" office said on Thursday. The financial prosecutors" office said in a statement a Paris court had approved on Thursday the settlement sealed with JP Morgan. The settlement follows a probe opened in 2012. ($1 = 0.8438 euros)