Under section 30 of the Advocates Act, 1961, as amended, which advocates are entitled as of right to…

Section 30 gives the right to "Every advocate whose name is entered in the State roll", in all courts including the Supreme Court, before tribunals and persons legally authorised to take evidence, and before other authorities. The words "State roll" replaced "common roll" through the 1973 amendment, when the plan of a common all-India roll was dropped.