EN
The purpose of this paper is an interpretation of the criteria of instruments introduction into ecological policy [Fiedor, Graczyk 2003], It aims at describing the conditions in which the criteria of ecological policy instruments evaluationare better fulfilled. An interpretation of the criteria will be carried out from the perspective of the instruments contribution to the internalization of the external ecological costs. It is an evaluation undertaken from the perspectiveof regulating entities. It should be noted that an evaluation from the point of view of the reaction of entities subjected to regulation is also possible.