The conduct in juvenile matters the state important element of every system of right. In Poland valid from thirty years model conduct from juvenile, he with time did not match problems developing society quickly. The progress in many fields of life carries the social threats (also in range of report juvenile - the society). The article represents the main foundations of hitherto exists model of conduct (educational and reformative) as well as estimates the projects of changes in almost juvenile, which it was prepared in bygone period. It the necessity of changes and was one needed in juvenile matters the rational policy it is the main message the published work.