According to the source, the UK Budget confirms that new crypto reporting rules will take effect from January 1, signaling tighter disclosure requirements for crypto activity in the UK. Source: HM Treasury Budget publication. UK traders should ensure complete, timestamped records of all crypto transactions and prepare accurate capital gains and income calculations in line with HMRC guidance on cryptoassets and Self Assessment. Source: HMRC Cryptoassets Manual; HMRC Self Assessment guidance. HMRC requires the share pooling method for calculating capital gains on crypto, and incomplete records increase audit and penalty risk; traders should reconcile exchange exports and wallets before year-end. Source: HMRC Capital Gains manual for cryptoassets. The lower UK capital gains tax annual exempt amount of £3,000 for 2024–25 heightens the importance of precise gain/loss reporting for active crypto traders. Source: HM Treasury and HMRC CGT allowance guidance.