(2)On filing of such petition the Rent Tribunal shall issue notice accompanied by Copies of petition, affidavits and documents to the opposite party fixing a date not later than thirty days from the date of issue of notice. The opposite party may file reply, affidavits and documents after serving the copies of the same on the petitioner, within a period not exceeding thirty days from the date of service of notice. The service of notice shall be effected through process server of the Tribunal or Civil Court as well as by registered post, acknowledgment due. Notice duly served by any of these methods shall be treated as stuff iciest service.