Ineffectiveness of evidence in criminal proceedings

This essay deals with problematic of evidence-efficiency. It is based on analysis of not only national, but also international law sources of different legal power. It further deals with this issue not only from theoretical, but also practical side of the Czech and as well another countries criminal procedure. It closer devotes to the conception of ineffective evidence in Czech criminal-legal theory. The question of efficiency of evidence obtained from inefficient evidence is considered one of the most complicated ones. The legal regulation itself does not reflect on that and jurisprudence as well as opinions of criminal law authorities are not uniform. Reasoning " de lege ferenda" lead to demand of a better legal regulation. Namely the addition of the legislation on General Conditions clause enshrining the ineffectiveness of the evidence exhaustively with significant defects in individual cases based on the prohibitions that were included in the adjustment of individual evidence