If you want to learn German, you can take part in an integration course under certain conditions.If you want to learn German, you can take part in an integration course under certain conditions.As a holder of the EU Blue Card, you can apply for an unlimited settlement permit under simplified conditions.For the interests of foreign nationals with a secure place of residence in Hamburg, the responsible locations for foreigners' affairs of the Hamburg Service are responsible for the place of residence. This applies to foreigners who are already in Germany and who have a residence permit (residence permit or settlement permit) or a visa , as well as foreigners who were allowed to enter Germany without a visa. Foreign fellow citizens of Hamburg whose stay is not guaranteed (e.g. holders of residence permits or toleration) please contact the foreigners department of the Office for Migration - see links. The German diplomatic mission abroad is responsible for foreigners who are still abroad .If you have been granted a temporary residence permit for the purpose of self-employment, this may be extended under certain conditions.