Calculate income and self-employment tax on cryptocurrency mining rewards. Estimate federal tax on mined coins based on FMV and your tax bracket.
Cryptocurrency mining rewards are taxed as ordinary income at the fair market value (FMV) of the coins on the date they are mined. If you operate mining as a trade or business — whether as a solo miner with dedicated hardware or a mining farm — you may also owe self-employment (SE) tax of 15.3% on net mining income. Hobby miners are still subject to income tax but may not owe SE tax.
The tax calculation involves two components: federal income tax at your marginal rate (10-37%) and potentially SE tax. Additionally, when you later sell the mined coins, any change in value from the mining date creates a capital gain or loss. Business miners can also deduct expenses like electricity, hardware depreciation, and internet costs.
This calculator estimates both income tax and self-employment tax on mining rewards, helping you understand the true after-tax return from your mining operation. Enter the coins mined, their FMV, and your income details to see the full tax picture.
Mining profitability depends heavily on the tax treatment. A miner in the 24% bracket who also owes 15.3% SE tax faces an effective rate of nearly 40% on mining income before state taxes. This calculator reveals the true after-tax mining yield so you can evaluate whether mining is worth the electricity and hardware costs on an after-tax basis.
Mining Income = Coins Mined × FMV per Coin Income Tax = Mining Income × Marginal Tax Rate SE Tax = Mining Income × 92.35% × 15.3% (if business) Total Tax = Income Tax + SE Tax After-Tax Income = Mining Income − Total Tax
Result: $10,826 total tax on $30,000 mining income
You mined 0.5 BTC at $60,000 FMV = $30,000 mining income. At the 24% bracket: income tax = $7,200. SE tax = $30,000 × 92.35% × 15.3% = $4,239. Deductible SE = $2,120. Adjusted income tax ≈ $6,587. Total ≈ $10,826. After-tax income ≈ $19,174.
The IRS distinguishes between mining as a business and mining as a hobby. Business miners operate with continuity, profit intent, and significant investment. They owe SE tax but can deduct expenses. Hobby miners pay income tax only and cannot deduct expenses. The classification significantly affects your after-tax return.
Business miners can deduct all ordinary and necessary expenses: electricity (often the largest cost), hardware purchases (depreciated over useful life or expensed under Section 179), facility rent, internet, cooling, and maintenance. These deductions can dramatically reduce taxable mining income.
Maintain a log of every block reward or pool payout with date, time, quantity, and FMV. Track all expenses with receipts. Use separate metering for mining electricity if possible. Good records protect you in an audit and ensure accurate tax calculations.
Mining income is taxed when you receive the coins, at their fair market value on that date. This is an ordinary income event. When you later sell the coins, the price difference from the mining date is a separate capital gain or loss.
If mining is your trade or business (you mine regularly for profit with dedicated equipment), yes. The SE tax rate is 15.3% on 92.35% of net earnings. Hobby miners are not subject to SE tax but also cannot deduct mining expenses.
Business miners can deduct electricity costs, hardware depreciation (Section 179 or MACRS), internet costs, rent for mining facilities, cooling systems, and other ordinary and necessary business expenses. These deductions reduce both income tax and SE tax.
When you mine in a pool and receive your share of block rewards, each payout is taxable as ordinary income at FMV. Pool fees are deductible as business expenses. Track each payout individually rather than in aggregate.
You still owe income tax on the FMV at mining. If you hold and sell at a lower price, you realize a capital loss that can offset other gains. The income tax from the mining event itself stands regardless of later price movement.
Yes. Mining income is taxable upon receipt regardless of whether you sell. The IRS requires you to report the FMV of mined coins as income in the year they are received. Failure to report is underreporting income.