Modern sustainable formation of land management of territories in the Russian Federation among other things has a significant environmental aspect, the role of which increases every year in the early 2020s. Formation of a qualitative sustainable ecological state of the state requires the maintenance of qualitative and qualitative accounting, actual monitoring of the state of land in the Russian Federation. The article considers and analyzes the current order of the real estate cadaster in the Russian Federation from the point of view of the formation of a sustainable ecological state of the land of the state and its direct relationship in the current system of accounting and environmental monitoring of land according to the current regulations. The analysis of the role of improving the environmental component of land management and real estate cadaster in the context of monitoring and evaluation of systematic analysis of incoming information in terms of the practical component of the implementation of such information. The role of environmental studies for the formation of criteria and quality level of works on land management and real estate cadaster is assessed. Key words: state cadastral registration of real estate, unified state register of real estate, inventory of real estate objects, environmental monitoring of lands, cadastre, real estate, register, environmental legislation, accounting, law.