This article presents a comparative analysis of the legislation of the Azerbaijan Republic, the Russian Federation, and the Islamic Republic of Iran concerning the definition of responsibility for bribery. Implementing the proposed measures is expected to enhance criminal legislation. The study also addresses issues related to responsibility for bribery within the framework of fundamental criminal law. Criminal liability refers to the capacity to bear legal sanctions established to prevent criminal acts. On this basis, individuals are classified into two categories: those possessing criminal liability and those without it. Individuals with criminal liability are considered mature and legally competent, whereas those without it—such as minors—are exempt from facing penalties for specific reasons. This article focuses on criminal liability in the context of bribery. Throughout human history, bribery has been recognized as a social crime and condemned by society due to its detrimental impact on economic and administrative systems. Given the significance of this offense in various religious and legal frameworks, bribery is prohibited and universally condemned, often provoking severe societal and legal responses.