Census metropolitan community

The census metropolitan community (CMC; Arabic: المجتمع الحضري للإحصاء al-mujtamaʿ al-ḥaḍrī lil-iḥṣāʾ) is a category of middle-tier special geographic unit used by the Central Bureau of Statistics of the Arab Union for census and statistics purposes. The category is defined by the Bureau as a contiguous, economically integrated region with an urban (non-rural) population of at least 100,000, centred on a Built-up area with a high-density core which is surrounded by a lower-density commuter belt of suburbs, exurbs and, optionally, rural fringes closely tied to the regional market. As special geographic units, CMCs are not formal administrative divisions (ie. local authorities, districts and republics), which also function as census units under the [[