The authors describe the foundations and priorities of legal regulation of the use of land and other real estate, determined by the current legislation. The relationship between the statutory category of «legal regime of land» and the category of «legal regime of real estate» used in practice is considered. The complexity of legal regulation of the mode of use and operation of real estate created as a result of construction (buildings, constructions, objects of incomplete construction) is emphasized. The rights and obligations of owners of land plots, land users, landowners, and tenants of land plots provided for by land legislation are distinguished in conjunction with the similar rights that the legislation on urban planning confers on holders of rights to capital construction objects in terms of their operation. On the basis of a comprehensive analysis of the provisions of land legislation, legislation on urban planning and civil legislation, as well as the practice of their application, the content of the legal regime of real estate is determined