Minister for Law and Justice Azam Nazeer Tarar has said the constitution permits the appointment of ad hoc judges.Expressing his opinion in a statement today, he said ad hoc judges should be appointed.The Law Minister rejected reports about extension in the tenure of Chief Justice of Pakistan Qazi Faez Issa.The Law Minister said the issue of invoking Article 6 against the PTI leaders can be brought in the Parliament. He said Article 6 can be debated in Parliament.Source: Radio Pakistan