The present study dealt with the topic of "the new means of adjudicating administrative cases within a reasonable period in the Persian legal system and the extent to which they can be applied before the Egyptian administrative judiciary" by dividing it into three chapters. The idea of ​​completed justice in the field of administrative disputes by defining the legal basis for the reasonable period necessary for adjudication of administrative cases in the French legal system in a first section, the content of that period and the criteria for determining it in another topic. In the second chapter, we dealt with the means of adjudicating some administrative cases within a reasonable period according to the French administrative justice codification and its various amendments in this regard. Administrative, and the prohibition of appealing some administrative rulings, and finally the trend towards the use of some electronic litigation methods in the field of lawsuits and administrative appeals in four sections, respectively. In the third and final chapter, we addressed the extent to which the Egyptian administrative judiciary embraced the principle of adjudication of administrative cases within a reasonable period by dividing it into two sections. Some administrative cases within a reasonable period, such as disciplinary cases and electoral appeals, as well as what the Supreme Administrative Court has adopted regarding the contentment of the State Commissioners body expressing its opinion orally in the pleading session on the subject matter of the case without requiring a written report in this regard, which is the trend that was blessed and embraced by the Egyptian legislator in some legislations after the issuance of The current constitution for 2014, most notably the law of exercising political rights, the law of the House of Representatives, and the law of the National Elections Authority.