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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