Wallet-by-Wallet Crypto Tax Rules Explained (2025 Guide)
Starting January 1, 2025, the IRS requires crypto businesses to track cost basis and gains wallet-by-wallet under IRC §1012(c). This major change replaces the universal pool method, meaning every wallet or exchange account must now maintain independent accounting. This guide explains what changed, how to stay compliant, and what tools and governance systems founders should adopt before tax season.