Federal Constitutional Court and each of the other Judges thereof shall be appointed by the President in accordance with Article 175A.

1. A person shall not be appointed as Judge of the Federal Constitutional Court unless he is a citizen of Pakistan and-
   1. is or has been a Judge of the Supreme Court; or XXXII of 2025), ss. 20-21.
   2. has, for a period of not less than five years, been a Judge of a High Court; or
   3. has, for a period of not less than twenty years, been an advocate of a High Court and is an advocate of the Supreme Court.
2. The inter se seniority of Judges appointed under this Article shall be reckoned from the date they enter upon the office and in case that date is same then on the basis of their age:
   Provided that a Judge of the Supreme Court, who holds the said office on the commencement of the Constitution (Twenty-seventh Amendment) Act, 2025, shall retain his inter se seniority among Judges other than the Chief Justice of the Federal Constitutional Court.