Back in the 2018 Council of Europe union announced and relieved 4th AML Directive. That was kind of first regulation of cryptocurrencies in the territory of the European Union. AML (Anti-money laundering) directive provided rules for crypto exchange and custodian wallets operators regards the activities on the territory of EU. After that each country implemented own AML rules according to the Directive. Some countries raised new "harder" requirements, when faced big interest of the crypto business registering, especially when lots of businesses violated rules, most known are Estonia and Lithuania. In the same time we still have countries to consider more practical in regards of crypto authorisation and following pages have some examples.