A blocked account also known as ‘Sperrkonto’ is a special account which needs to be opened, when you start your German Visa application process, from your home country. Needless to say, it is a prerequisite document of your Visa application process.
In order to, enter the Federal Republic of Germany, citizens from Non - European Countries need an entry visa. This visa will only be granted by the Foreign Office of the Federal Republic of Germany if, the intended traveller can prove sufficient funds for the duration of his stay in Germany. Proof of this is provided by presenting a blocked account. A blocked account is a special type of bank account for international students in Germany, to prove that they have enough financial resources to live in Germany for one year during their student visa application.