Codification is a type of systematization. Unlike other types of systematization, in codifying the new regulation combines the provisions of the earlier acts with update elements.Codification is an area of lawmaking. Codified acts have a specific structure, divided into general and special parts. Codified acts are divided into provisions, statutes, the model law framework, basics (basic principles), codes.Each variety of codified acts is used to settle certain kinds of social relations. The article discusses the historical path of codified acts that substantially have been transformed in the transition from the Soviet to the Russian law system. Codes are federal laws by status. A substantial portion of codes proclaims their power and dependence of other acts of the industry law from them.