or of grant of leave to file replication, as is 16 (1999) 9 SCC 386, paragraph 45 Civil Appeal No. ____ of 2024 Page 20 of 30otherwise available to a Court under Order VI Rule 17 and Order VIII Rule 9 of the CPC, is limited by the provisions of the 1951 Act and the rules made thereunder. For example, sub- section (5) of Section 86 of the 1951 Act provides that the High Court may allow the particulars of any corrupt practice alleged in the petition to be amended or amplified in such manner as may, in its opinion, be necessary for ensuring a fair and effective trial of the petition, but it shall not allow any amendment of the petition which will have the effect of introducing particulars of a corrupt practice not previously alleged in the petition. The significance of sub-section (5) of Section 86 of the 1951 Act has been considered by a three- Judge Bench of this Court in F.A. Sapa and others v. Singora and others17 in the following terms: “19. …….Section 86 (5) as it presently stands