Article 375 of Constitution of India "Courts, authorities and officers to continue to function subject to the provisions of the Constitution"
All courts of civil, criminal and revenue jurisdiction, all authorities and all officers, judicial, executive and ministerial, throughout the territory of India, shall continue to exercise their respective functions subject to the provisions of this Constitution.
Article 376 of Constitution of India "Provisions as to Judges of High Courts"
(1) Notwithstanding anything in this clause (2) of Article
217, the Judges of a High Court in any Province holding
office immediately before the commencement of this
Constitution shall, unless they have elected otherwise,
become on such commencement the Judges of the High Court in
the corresponding State, and shall thereupon be entitled to
such salaries and allowances and to such rights in respect
of leave of absence and pension as are provided for under
Article 221 in respect of the Judges of such High Court. Any
such Judge shall, notwithstanding that he is not a citizen
of India, be eligible for appointment as Chief Justice of
such High Court, or as Chief Justice or other Judge of any
other High Court.
(2) The Judges of a High Court in any Indian State
corresponding to any State specified in Part B of the First
Schedule holding office immediately before the commencement
of this Constitution shall, unless they have elected
otherwise, become on such commencement the Judges of the
High Court in the State so specified and shall,
notwithstanding anything in clauses (1) and (2) of Article
217 but subject to the proviso to clause (1) of that
Article, continue to hold office until the expiration of
such period as the President may by order determine. In this
Article, the expression "Judge" does not include an acting
Judge or an additional Judge.