Crypto Tax Documentation Requirements Guide for IRS Compliance (2026)
Maintain crypto tax documentation: transaction logs, cost basis records, exchange statements, and wallet history for IRS audit preparation.
Summary
Crypto documentation is essential for tax compliance. This guide explains required records, retention periods, and audit preparation.
Key Steps
- 1Maintain transaction logs: date, type, amount, price, counterparty for each transaction.
- 2Track cost basis: document purchase price, method used (FIFO/LIFO/specific ID).
- 3Preserve exchange records: statements, export files, 1099 forms from exchanges.
- 4Document wallet addresses: track wallet ownership, transfer history.
- 5Retain 7 years: crypto records should be kept minimum 7 years for audit defense.