121. (1) Subject to the provisions of any law made by Parliament, the Supreme Court may from time to time, with the approval of the President, make rules for regulating generally the practice and procedure of the Court including-
(a) Rules as to the persons practising before the court,
(b) Rules as to the procedure for hearing appeals and other matters including the time within which appeals to the Court are to be entered and the time to be allowed to advocates appearing before the court to make their submissions in respect thereof,
(c) Rules as to the costs of and incidental to any proceedings in the court and as to the fees to be charged in respect of proceedings therein,
(d) Rules as to the granting of bail,
(e) Rules as to stay of proceedings, and
(f) Rules providing for the summary determination of any appeal which appears to the court to be frivolous or vexatious or brought for the purpose of delay.
(2) The minimum number of judges who are to sit for the purpose of deciding any case involving a substantial question of law as to the interpretation of this Constitution, or for the purpose of hearing any reference under article 119 of this Constitution shall be five:Provided that it shall be open to every judge to sit for the said purposes unless owing to illness, personal interest or other sufficient cause he is unable to do so.
(3) No opinion for the purpose of any report under article 119 of this Constitution and no judgment shall be delivered by the Supreme Court save in open court.
(4) No such report shall be made and no judgment shall be delivered by the Supreme Court save with the concurrence of a majority of the judges present at the hearing of the case, but nothing in this clause shall be deemed to prevent a judge who does not concur from delivering a dissenting opinion or judgment.