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Cost Basis Recovery Estimator

Estimate how much basis you need to recover to keep your 8949 in balance.

Disposals covered

160

Disposals missing basis

40

Missing proceeds

$20,000

Missing basis

$12,000

Unrecovered gain

$8,000

Note

r/CryptoTax: Notice 2025-7 §4.02 lets you report your own basis.

About this tool

Use a heuristic from r/CryptoTax: given total disposals, % with reported basis, average proceeds and basis, see how much unrecovered basis is left. Use the result as a checklist.

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