The need to develop a basic methodology for the investigation of offences related to the activities of foreign nationals and stateless persons

The article is devoted to substantiation of expediency of formation of the basic criminalistic technique of investigation of crimes related to the activities of foreign citizens and stateless persons, determination of its place in the system of private criminalistic techniques. The classification of forensic techniques is analysed, own opinion on the classification criteria is expressed. It is established that the generally recognised point of view is the allocation of three levels of generality: general, group and private, in accordance with which the complexes of methodological recommendations are formed. The existing scientific categories - "species", "interspecies", "enlarged", "complex" methodology are analysed, the conclusion is made about the expediency of using the concept of basic criminalistic methodology of crime investigation, its characteristic features and essential features are revealed. The subjective criminalistically significant basis for the formation of criminalistic methodology - a foreign citizen (stateless person) is characterised. The conclusion is made about the dual nature of the formed methodology and determination of its place in the structure of criminalistic methodology as a section of criminalistics.