Are there any regulations governing cryptocurrency use?

Yes, in the US and many other countries, the use of cryptocurrencies is subject to existing laws and regulations. The specific regulatory framework for cryptocurrency varies by country, but generally areas such as money laundering, terrorist financing and tax compliance are covered. Additionally, many countries have specific regulations covering the offering and trading of digital tokens, Initial Coin Offerings (ICOs), crypto exchanges, and the use of distributed ledger technology (DLT).