Against the backdrop of public discussions about the global prospects of blockades, one of the countries actively using this technology at the state level, has become Estonia. In this Baltic country with a population of just over 1.3 million people, the technology of blockhouses has already managed to find practical application in medicine, banking, exchange trading and notary. The article tells that the transaction registration system on the Blockchain platform can revolutionize the traditional payment systems of Estonia. The reader will learn that this block-chain technology in Estonia is used for registration of taxes and cars.