Central

• Article 73 BL lists Citizenship in the Federation, residency registration, identity cards, immigration, emigration and extradition as an exclusive competence of the federal level.
• Article 74 BL has listed matters on refugees and expellees as a concurrent legislative power with the Länder.
• Article 74 BL lists matters on residence and the establishments of aliens as a concurrent legislative power with the Länder.
• The Federal Office for Migration and Refugees is responsible for language and integration courses for refugees and decides on asylum applications; provides initial advisory services for migrants. Since August 2018, the Federal Office for Migration and Refugees cooperates with other federal and regional agencies in establishing centralized “migrant transfer centers" (AnkER-Zentren)
• Federal Government Commissioner for Migration, Refugees and Integration advises on government integration policy
• Admission of repatriates, processing of data in Central Aliens Register, Schengen Information System, and Visa Information System
• Embassies issue entry visas
• Anti-discrimination policy
• Reception facilities for asylum seekers
• Recognition of foreign professional qualifications
• Federal Employment Agency in charge of labour market integration

Regional

• Article 74 BL lists matters on refugees and expellees as a concurrent legislative power with the federal government.
• Article 74 BL lists matters on residence and the establishments of aliens as a concurrent legislative power with the federal government.
• Standing Conference of the Ministers and Senators of the Interior of the Länder coordinates integration policy at regional level
• Länder police forces assist in termination of residence/removals

Intermediate level - Kreise

• Local immigration offices implement national legislation; prepare accommodation for asylum seekers; issue residence permits
• Handle applications for exemption, payment of fees and organise of the integration courses
• Implementation of the national and Länder legislation
• Local Aliens' Registration Offices register incoming asylum seekers

Local ​ 

• Municipalities are responsible for refugee healthcare
• Local employment agencies approve of foreigners’ employment
• Local schools and municipalities organize integration courses

Responsible ministries/bodies

Federal Ministry of the Interior

Federal Office for Migration and Refugees

Sources

European Website on Integration. Governance information. Germany Country Sheet.

German Basic Law

Local immigration offices

Welcome to Germany Information for Immigrants​