What does the Hacker-Pschorr Brewery have to limit in order to comply with German regulations?
Hacker-Pschorr Brewery: Hacker-Pschorr is a brewery in Munich, formed in 1972 out of the merger of two breweries, Hacker and Pschorr. Reinheitsgebot:  The best-known version of the law was adopted in Bavaria in 1516, but similar regulations predate the Bavarian order, and modern regulations also significantly differ from the 1516 Bavarian version.
i don't know