Annotation

The article is devoted to a comprehensive analysis of the estoppel principle as a universal legal mechanism for limiting unfair behavior of participants in civil law relations. The article examines the estoppel’ doctrine evolution to the modern period of development in the Anglo-American and continental legal systems, and also reveals its functional significance as a means of protecting reasonable trust and ensuring good faith in the conduct of the parties. Special attention is paid to the formation and application of the principle in Russian judicial practice, where it’s considered as a tool for ensuring legal certainty and stability of civil turnover.