With doctrinal talks scheduled between Vatican officials and the traditionalist Society of Saint Pius X, Cardinal Christoph Schoenborn of Vienna is saying the SSPXers will be expected to respect Judaism, other Christian churches and other world faiths, according to a report from Reuters: Vatican to insist rebels respect Jews, other faiths.
He also said that the reforms of the Second Vatican Council, which the SSPXers reject, were "not negotiable."
Back in January, the Vatican formally lifted a 20-year-old excommunication imposed on four SSPX bishops who where ordained in defiance of the late Pope John Paul II in 1988 by French Archbishop Marcel Lefebvre. This caused quite a stir, see Benedict's reconciliation move stirs controversy, not least because one of the bishops was a well-known Holocaust denier.