Advocates Act, 1961
16. Senior and other advocates,--
(1) there shall be two classes of advocates, namely , senior advocates and other advocates.
(2) An advocate may, with his consent, be designated as senior advocate if the Supreme Court or a High Court is of opinion that by virtue of his ability[ standing at the Bar or special knowledge or experience in law] he is deserving of such distinction.
(3) Senior advocates, shall in the matter of their practice, be subject to such restrictions as the Bar Council of India may, in the interest of the legal profession, prescribe.
(4) An advocate of the Supreme Court who was senior advocate of that Court immediately before the appointed day shall, for the purposes of this section, be deemed to be a senior advocate ;
[ (Note:- Added by Act 21 of 1964, sec.8) Provided that where any such senior advocate makes an application before the 31st December, 1965, to the Bar council maintaining the roll in which his name has been entered that he does not desire to continue as a senior advocate, the Bar Council may grant the application and the roll shall be altered accordingly].