Cryptocurrency is categorized as "property" by the IRS, not currency. That means that there is a tax calculation required with each transaction, and ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.jdsupra.com/legalnews/is-russia-using-cryptocurrency-to-try-23802/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNEK8Esk0Vmp2srPDxk5XDuvr_D2sg