Australian tax officials are investigating a dozen transnational high-end tax avoidance schemes detected by the J5 (Joint Chiefs of Global tax Enforcement) The J5 consists of criminal intelligence communities from Australia, Canada, the Netherlands, the United Kingdom and the United States who are committed to collaboration in the fight against international and transnational tax crime and money laundering.

https://www.smh.com.au/politics/federal/australia-targets-cryptocurrencies-in-international-tax-crackdown-20190606-p51v0a.html