Calculadora de Imposto sobre Criptomoedas e Lucros de Capital
Calcule impostos sobre ganhos com Bitcoin e altcoins. Compare taxas de curto vs. longo prazo e planeje limites de isenção. Grátis, sem cadastro.
Leia também: Guia imposto cripto, Calculadora ganho de capital
Como funciona
A calculadora de imposto cripto estima imposto federal EUA sobre venda usando proceeds menos base de custo e prazo de posse.
A negociação, troca ou alienação de criptoativos, criptomoedas e stablecoins aciona fatos geradores de obrigações tributárias sob a égide dos ganhos de capital de renda variável. O custo médio ponderado de aquisição define a base tributável. No mercado, regular as liquidações dentro do limite mensal padrão de isenção ou carregar seus criptoativos por mais de 12 meses garante economias consideráveis de alíquota tributária.
Ganho de cripto: curto vs longo prazo
Venda em menos de um ano = ganho de curto prazo (tabela ordinária). Acima de um ano = ganho de longo prazo.
Rastreie custo por lote — exchanges nem sempre batem com sua base real.
Guia, exemplos e metodologia
How to use this crypto capital gains tax calculator
Enter proceeds, cost basis, and holding period. Short-term gains use ordinary income brackets you select; long-term gains use preferential capital gains rates. This covers simple buy/sell—swaps, staking, airdrops, and state tax need professional review and exchange Form 1099-DA reports.
Example (USD)
| Scenario | Proceeds | Basis | Gain |
|---|---|---|---|
| Long-term BTC sell | $18,000 | $11,500 | $6,500 |
| Short-term ETH sell | $4,200 | $3,800 | $400 |
Record-keeping checklist
- Reconcile cost basis per lot before year-end—not just exchange summaries.
- Tag transfers between wallets; they are not taxable but affect lot tracking.
- Wash-sale rules for crypto may apply depending on current law—confirm with a CPA.
Related tools
For equity compensation tax (RSU, ISO/AMT), use our RSU and stock option calculators in the US tax planning guide—crypto gains stack with W-2 income on your return.
Short-term vs long-term crypto gains
Assets held one year or less generally produce short-term capital gains taxed at ordinary federal income rates—the same brackets as W-2 wages. Holdings beyond one year typically qualify for long-term rates (0%, 15%, or 20% at the federal level depending on taxable income). Stablecoin swaps, NFT flips, and DeFi token trades can still be taxable events even without cashing out to USD; this calculator handles straightforward disposal math, not every on-chain transaction type.
Form 1099-DA and exchange reporting
US exchanges increasingly report proceeds on Form 1099-DA. Reported proceeds may not match your true cost basis if you transferred coins between wallets or used multiple platforms. Reconcile exchange CSVs against your own lot tracking before filing—IRS matching programs compare proceeds lines to your return. Missing basis is a common audit trigger; zero basis on a large sale can overstate tax dramatically.
Staking, airdrops, and mining (overview)
Staking rewards, airdrops, and mining income are often ordinary income when received, with basis equal to fair market value at receipt. Selling later triggers a second gain or loss from that basis. Hard forks and protocol migrations create fact patterns the IRS has addressed in limited guidance—treat this calculator as a capital-gains-on-disposal tool and consult a crypto-savvy CPA for income-at-receipt events.
State tax and loss harvesting
California and New York tax crypto gains as capital income; a few states have no capital gains tax at all. Federal capital losses offset gains and up to $3,000 of ordinary income per year with carryforward. Tax-loss harvesting in crypto may be subject to wash-sale rules under current legislation—confirm before year-end sells solely for tax optics.
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Perguntas frequentes
O que é compensação ou colheita de prejuízos cripto?
É a venda deliberada de moedas desvalorizadas antes da virada do ano para compensar lucros auferidos em outras negociações de ativos, achatando legalmente o montante que seu bolso deve ao governo.
Troca cripto-cripto tributa?
Nos EUA cada swap é disposal tributável.
Staking é tributado como o quê?
Muitas vezes renda ordinária ao receber (valor de mercado).