Eurostat's statistics on asylum and managed migration comes from the Member States Ministries of Interior and related Immigration Agencies (see more in the Methodology section and in the Metadata attached to the data tables).
Data are provided by the Member States since 2008 reference year on the basis of Migration Statistics Regulation (Regulation (EC) No 862/2007) with the exception of Asylum data on applications and first instance decisions for which data prior to 2008 are available.
Asylum and Managed migration data covers the following aspects:
Asylum: Data on asylum and first time asylum applicants, unaccompanied minors applying for asylum, first instance and final decisions taken in appeal on applications and resettlement.
Dublin statistics: Data on taking back or taking charge of persons subject to Dublin procedure cover requests, acceptances and refusals of requests and persons transferred.
Children in migration: This refers to children less than 18 years and includes data on different topics: asylum and first time asylum applicants, first instance and final decisions on applications, resettlement, residence permits, and enforcement of immigration legislation statistics.
Residence permits: Authorizations to stay granted to non-EU citizens by reasons for the permit issuance, stock of valid residence permits, stock of long-term residents, grants of Blue Cards.
Enforcement of immigration legislation (EIL): Non-EU citizens refused entry at the EU external borders or found to be illegally present at the territory of the EU Member State, obligations to leave the territory of the Member State, removals of non-EU citizens whose presence was unauthorised.
Each of these statistical areas is presented in more detail including recent statistics in different Statistics Explained articles.