[New wording of sanitary regulations and standards 2.2.1/2.1.1.120-03 "Control Areas and Sanitary Classification of Enterprises, Erections, and Other Projects"].

The paper gives the SanPiN requirements 2.2.1/2.1.1.120-03 "Control Areas and Sanitary Classification of Enterprises, Erections, and Other Objects" (a new wording), with emphasis on the new provisions concerning the problems associated with the determination of the size of a control area of both individual industrial projects and a group of industrial projects (industrial zones). Requirements for the evaluation of the efficiency of an established control area, by assessing the risk to human health have been first established.