The article considers the reclamation park, which is an instrument of state stimulation of the development of economic entities of the agro-industrial complex on irrigated lands. On the example of the Rostov region, the authors analyzed the organizational, economic and regulatory mechanisms for the functioning of reclamation parks, as well as the socio-economic effects that arise in connection with the implementation of the specified tools. The results obtained can be used by state authorities of the Russian Federation, a constituent entity of the Russian Federation when drawing up plans for socio-economic development, developing strategies and programs, as well as by economic entities in managing agricultural activities.