The National Statistics and Demographics Agency (ANSD) is a national executing agency created by Law No. 2004-21 of 21 July 2004 concerning the organisation of the statistical activities of the national statistics system.
In addition to its activities of development, production and dissemination of statistics in its own areas of competence, it centralises and disseminates the summaries of statistical data produced by the entire Senegalese statistical system.
To this effect, the other services and organisations that produce public statistics are obliged to send the statistical data that they produce as soon as it is available (see law n°2012-03 of 3 January 2012 amending and complementing law n° 2004-21).
Its organisation and operating procedure are governed by decree N° 2005-436 of 23 May 2005.