The third regulation to the Citizenship Law, passed in Nuremberg, defined a Jewish business or enterprise. From then on, if an owner or partner in a business was defined as a Jew, the company was considered Jewish and had to be registered as such. This regulation paved the way for compulsory Aryanization. From then on the prior discrimination of the Jews in the economy, advanced to the banishment of Jews from economic life under the provisions of the Four-Year Plan.