Global dimensions of the crypto currencies and evaluation of their taxability in Turkey

Money, by its ver nature, is a dynamic concept whose boundaries cannot be determined precisely. Although it is used by millions, maybe billions of people in daily life, very few people have any idea of what exactly what money is and how it works. In fact, in the definitions of Money in the literature, it is emphasized that money is generally based on its functions rather than its nature and any item with these functions can be evaluated as money. Developments in the field of informatics and the increasing electronic commerce size day by day, it has also made radical changes in the payments system. At the end of this change process, money has become digital like many other fact in our lives and today virtual currencies with billions of dollars of market capitalization have emerged. Cryptocurrencies, which are derived from the combination of the words "crypto" and "currency" in English, have also become the most popular example of virtual currencies that emerged in this process. The increasing popularity of cryptocurrencies over time and the fact that the transactions made through them have a significant income potential for states have brought up the idea of taxing these elements. Both globally and nationally there is no consensus on the category of cryptocurrencies and the lack of necessary regulations related to this has caused some differences and hesitations in the taxation of these elements. In this study, firstly, the concept of money and its theoretical background in the digitalization adventure of money have been explained, detailed information and statistics on cryptocurrency technologies have been included and finally, based on the practices of various countries, the taxability of the use of criptocurrencies has been emphasized in line with the current regulations in the Turkish tax system.