SEC. 26. Reply-affidavits and rejoinders.- The Investigating Prosecutor shall not require or allow the filing or submission of reply-affidavits and/or rejoinders, except where new issues of fact or questions of law which are material and substantial in nature are raised or invoked in the counter-affidavit or subsequent pleadings and there exists a need for said issues or questions to be controverted or rebutted, clarified or explained to enable the Investigating Prosecutor to arrive at a fair and judicious resolution of the case. In such a case, the period for the submission of reply affidavits or rejoinders shall in no case exceed five (5) days unless a longer period is authorized by the Provincial/City Prosecutor concerned.