Even if you do something like that, there may be some other enforcement (e.g. through customs or the postal service). But they'll probably not care unless you'

Even if you do something like that, there may be some other enforcement (e.g. through customs or the postal service). But they'll probably not care unless you're a big fish. Also, it probably helps that German is mainly spoken in three countries: Germany, Austria, and Switzerland. Some quick googling leaves me with the impression that Austria has similar regulations, and the OP said Switzerland was considering adopting them. I'm guessing all almost all the publishers of quality German-language books are based in one of those countries, and they would probably be unwilling to be associated with a scheme to undermine the regulations.