Administrative division

Territorial entity for administration purposes Administrative divisions (also administrative units, administrative regions, subnational entities, or constituent states, as well as many similar generic terms) are geographical areas into which a particular independent sovereign state is divided. Such a unit usually has an administrative authority with the power to take administrative or policy decisions for its area. Administrative divisions are often used as polygons in geospatial analysis. Description Usually, sovereign states have several levels of administrative division. Common names for the principal (largest) administrative divisions include: states (subnational states, rather than sovereign states), provinces, lands, oblasts and regions. These in turn are often subdivided into smaller administrative units known by names such as comarcas, raions or districts, which are further subdivided into municipalities, communes or communities constituting the smallest units of subdivision (the local governments). Some administrative division names (such as departments, cantons, prefectures, counties or governorates) can be used for principal, second-level, or third-level divisions. The l