The subject of the article is the institution of executing the penalty of deprivation of liberty outside prison, in the electronic monitoring system. The author outlines its origins as well as discusses and analyzes the conditions for granting a convict permission to serve a prison sentence in this system, both those provided in Art. 43la § 1 point 1–5 of the Executive Penal Code as well as in Art. 43 § 2 and 3 of the Executive Penal Code.