UK HMRC mandates crypto exchanges must share user data starting 2026
Digital asset service providers in the UK must submit customer data to His Majesty’s Revenue and Customs (HMRC) beginning Jan. 1, 2026.
According to a May 14 update on the financial authority’s website, this move follows the adoption of the OECD’s Cryptoasset Reporting Framework (CARF), which mandates global tax transparency standards for digital assets.
Under the rules, all UK-based crypto service providers, including exchanges, brokers, and wallet operators, must collect details on every user. However, reporting will be limited to users who are tax residents in the UK or other countries that have adopted CARF.
These details include a customer’s full name, address, country of residence, wallet addresses, and a breakdown of crypto…
