The article compares the Criminal Procedural Codes provisions of the Russian Federation and the Federal Republic of Germany that regulate conducting a search as an investigative act. It also provides and compares the definitions of the concept “search” and “dwelling” given in Russian and German criminal procedural legislation. The reasons for conducting the search in general and the search of dwelling are considered, similarities and differences are revealed in relation to the status of the subject who is under the search. The author characterizes the search of dwelling and gives a comparative analysis of this investigative action as well as the notion of “urgent cases” in both countries. The authors also proposed some brief recommendations for improving the norms of the Russian Federation Criminal Procedure Code.