And they can get away with it, just like the Federal Government does. The US is not allowed to make anything other than gold or silver into money. So, the US contracted with the Federal Reserve Bank to handle money. They did this so that they wouldn't have to break the Constitution. --- Article I, Section 10, Clause 1: "No State shall ... make any Thing but gold and silver Coin a Tender in Payment of Debts; ... ." Rather, farm it out to Bitcoin... which essentially is a bunch of private contracts. In fact, current SEC law regulating bitcoins is borderline breach of privacy.