Belstat has 7 regional subsidiaries (one in every
voblast (region) and in Minsk) which collect data from the legal entities based in the region. The committee and its predecessors were involved in organizing and conduction of censuses during the Soviet era (1926, 1937, 1939, 1959, 1970, 1979, 1989) and in the independent Belarus (1999, 2009, 2019).
National Archives of Belarus keeps c. 1500 volumes of documents of 1926 census which contain valuable genealogical information. ==Criticism==