Established on September 1920 and was the central administrative body in the internal management of the BNSR; its main tasks: monitoring the execution of decisions and orders of the central and local authorities of an administrative nature, police management, regulation of the legal status of foreigners. Liquidated on November 1924 in connection with the national delimitation of Central Asia.
Decrees of the CEC, resolutions of the Council of People's Nazirs (inspectors) and orders of the Nazirat (Inspection) of the Interior of the BNSR; regulations on the Nazirat (Inspection) of Internal Affairs, on the Viloyat, Tyumen and Kent executive committees and their departments.
Circulars and instructions of the Nazirat (Inspection) of Internal Affairs, reports and monthly summaries of its activities; city, regional and county executive committees meeting resolutions and protocols, reports on their activities.