Rules of Court
Section 3. Docket and other lawful fees; proof of service of petition. - Unless he has theretofore done so, the petitioner shall pay the corresponding docket and other lawful fees to the clerk of court of the Supreme Court and deposit the amount of P500.00 for costs at the time of the filing of the petition. Proof of service of a copy, thereof on the lower court concerned and on the adverse party shall be submitted together with the petition. (1a)