The particular legal bond between an individual and his or her State, acquired by birth or naturalisation, whether by declaration, choice, marriage or other means according to national legislation.
Devising an effective EU migration and asylum policy requires reliable data on the scale patterns of migration and asylum flows (both in and out of the EU), as well as where immigrants are coming from. For more than ten years now, the EU Statistical Office collects monthly and annual statistics from EU States. Since the adoption of the Migration Statistics Regulation in 2007, the availability, reliability and comparability of migration data at EU level has improved significantly.
The 2007 Migration Statistics Regulation establishes a common framework for the collection and compilation of EU statistics on international migration and asylum. The data cover:
Since the adoption in 2007 of the General programme ‘Solidarity and Management of Migration Flows’, which includes four different Funds (Integration, Refugee, Return and External Borders), the importance of migration and asylum statistics has become even more pronounced. The Funds are distributed to EU States in accordance with pre-established statistical criteria that take into account migration flows and stocks, asylum applications, returns of non-EU nationals living unauthorised in an EU State and other migration-related statistics.