This paper analyzes the characteristics，development status and regulatory status of the money and encryption block chain technology. Encryption currency is the usage of free currency theory of Austrians doctrine online，which uses a technique to remove the central block chain node and the third-party intermediaries，and it’s decentralized，disintermediation Internet thinking will have a profound impact in various financial levels. Currently，considering the Encryption currency as the financial assets has become mainstream awareness of each country. Tax legislation will replace the financial regulatory legislation，as the most important part of governments’ regulation of Encryption currency in the next period of time. Block chain technology will be considerable for the application layer and it deeds more attention.