1[15. Form of petitions, etc., and procedure.— Subject to the provisions of this Part, rules made whether before or after the commencement of the Presidential and Vice-Presidential Elections (Amendment) Act, 1977(20 of 1977) by the Supreme Court under Article 145 may regulate the form of election petitions, the manner in which they are to be presented, the persons who are to be made parties thereto, the procedure to be adopted in connection therewith and the circumstances in which petitions are to abate, or may be withdrawn, and in which new petitioners may be substituted, and may require security to be given for costs.] 1. Subs. by Act 20 of 1977, s. 2, for Part III.