So, even in those countries who approved crypto, there is a tight regulation around it. For example, in the USA, a federal agency called United States Financial Crimes Enforcement Network (FinCEN) has been giving guidance about Bitcoin since 2013. 7 7 The US government classified all entities that exchange or administer Bitcoin as money service businesses #and they are required to register with the treasury, file transaction reports above $10,000 @ and are subject to the Bank Secrecy Act (BSA).