ENThe article analyzes the institutes of penal effect measures, currently existing in Lithuania and Poland. Author states that the aforementioned are linked by an array of similarities (inter alia by the context of their emergence and purposes) which illustrates the existence of the convergence of legal systems of these countries in the field of the criminal sanctions. In addition, the article presents a unique comparative table of how penal effect measures are enshrined in Lithuanian and Polish criminal codes. Such a perspective allows one to clearly identify the convergence of the two criminal law systems when it comes to this particular institute. Key words: penal effect measures, criminal policy. [From the publication]