Crypto Cost Basis Calculator (FIFO/LIFO/HIFO)
Compute crypto cost basis using FIFO (default), LIFO, or HIFO across multiple lots. HIFO usually minimizes capital gains; FIFO is required by some exchanges. New IRS 1099-DA in 2026.
FINANCECompute crypto cost basis using FIFO (default), LIFO, or HIFO across multiple lots. HIFO usually minimizes capital gains; FIFO is required by some exchanges. New IRS 1099-DA in 2026.
Detailed instructions, formula notes, and US-context guidance shown in the calculator above.
Crypto Cost Basis Calculator (FIFO/LIFO/HIFO)
For 2026, IRS Form 1099-DA requires per-wallet cost-basis tracking. HIFO usually minimizes gains. FIFO is the default; specific identification requires contemporaneous records.
Estimate only — actual tax treatment requires Form 8949 + Schedule D. New IRS Notice 2024-57 mandates per-wallet basis from 2026. HIFO doesn't avoid wash-sale risk (rule unclear for crypto; pending legislation).