However , proof of competence was not required to start a business .
This institution was introduced in 1908 after a period of so - called freedom of trade ( Gewerbefreiheit , introduced in 1871 ) in the German Reich .
Proof of competence was not required to start a business .
This institution was introduced in 1908 after a period of so - called freedom of trade ( Gewerbefreiheit , introduced in 1871 ) in the German Reich .