In addition to regular corporate taxes, slot machine operators have to pay municipal amusement tax. Do key suppliers need authorisation? These restrictions predominantly deal with the number of machines allowed gaming halls:socio economic issues gambling TEKKEN 6 ROULETTE UFO In a landmark ruling which may "ruin" German state lotteries and bring in German gambling monopolies don't limit addiction, says the ECJ. The state monopoly on gambling in Germany is 'unjustifiable' and must be broken up at once, the European Union's top court ruled on. German courts have taken issue with the public monopoly and the restrictions it has placed on businesses entering the German online betting.