EN
Rules of law are now a significant element of law implementation procedures. It can be said that just by invoking those rules courts not only use law but also form it. The aim of the article is to thoroughly analyze the rules of law in the court-administrative proceeding, first of all to show the role of the rules in this proceeding. The article analyzes documents, mainly legal acts, a plentiful supply of rulings made by the Supreme Administrative Court, court rulings of the European institutions and various publications. There is an attempt to define the rules of law, the rules of the administration of justice and the rules of court-administrative proceeding. The authoress' aim is to show the system and the essence of the rules of law in the court-administrative proceeding.