UK and 47 Nations Launch OECD Crypto Reporting; HMRC Data Sharing Starts in 2027

The UK and 47 countries began mandatory crypto transaction reporting under OECD’s Cryptoasset Reporting Framework, requiring exchanges to capture full records and tax residency data for HMRC. Automatic information exchanges with participating tax authorities are slated to start in 2027, while 75 jurisdictions have committed to adopt the rules, with the US implementing in 2028.