https://www.oecd.org/tax/transparency/AEOI-commitments.pdf"DEVELOPING COUNTRIES NOT ASKED TO COMMIT AND THAT HAVE NOT YET SET A DATE FOR THE FIRST YEAR OF
EXCHANGES (43)
Algeria, Armenia, Belarus, Benin, Bosnia and Herzegovina, Botswana, Burkina Faso, Cabo Verde, Cambodia, Cameroon, Chad,
Congo (Rep. of the), Côte d’Ivoire, Djibouti, Dominican Republic, Egypt, El Salvador, Eswatini, Gabon, Guatemala, Guinea, Guyana,
Haiti, Honduras, Lesotho, Liberia, Madagascar, Mali, Mauritania, Mongolia, Namibia, Niger, North Macedonia, Palau, Papua New
Guinea, Paraguay, Philippines, Senegal, Serbia, Tanzania, Togo, Uzbekistan, Viet Nam"
https://en.wikipedia.org/wiki/Common_Reporting_Standard"Non-participating countries
(List as of June 2019) 59 countries have not signed the CRS Standard yet:[18][19][20] Afghanistan, Algeria, Angola, Bangladesh, Belarus, Benin, Bhutan, Bolivia, Burundi, Central African Republic, Comoros, Congo, Cuba, East Timor, Equatorial Guinea, Eritrea, Eswatini, Ethiopia, Fiji, Georgia, Gambia, Guinea-Bissau, Honduras, Iran, Iraq, Jordan, Kiribati, Kyrgyzstan, Laos, Libya, Malawi, Mali, Mozambique, Myanmar, Namibia, Nepal, Nicaragua, North Korea, Palau, São Tomé and Príncipe, Sierra Leone, Solomon Islands, Somalia, South Sudan, Sri Lanka, Sudan, Suriname, Syria, Taiwan, Tajikistan, Tonga, Turkmenistan, Tuvalu, Uzbekistan, Vatican City State, Venezuela, Vietnam, Yemen, Zambia, Zimbabwe."
Partendo da questi, e la lista dei paesi che non tassano crypto, sembra che la Belarus sia il posto migliore
, non proprio facilissimo però ...
Comunque, in generale, oltre a quelli che specificatamente non tassano le criptovalute, penso che si possano includere anche quelli che semplicemente non tassano il capital gain.