The Chairperson, Judicial Member and Expert Member of the Tribunal shall hold office as such for a term of five years from the date on which they enter upon their office, but shall not be eligible for re-appointment:
     Provided that in case a person, who is or has been a Judge of the Supreme Court, has been appointed as Chairperson or Judicial Member of the Tribunal, he shall not hold office after he has attained the age of seventy years:
     Provided further that in case a person, who is or has been the Chief Justice of a High Court, has been appointed as Chairperson or Judicial Member of the Tribunal, he shall not hold office after he has attained the age of sixty-seven years:
     Provided also that in case a person, who is or has been a Judge of a High Court, has been appointed as Judicial Member of the Tribunal, he shall not hold office after he has attained the age of sixty-seven years:
     Provided also that no Expert Member shall hold office after he has attained the age of sixty-five years.