Crypto Side Hustle Taxes

The IRS treats digital assets as property, not currency. What you owe turns on how the crypto came to you:

• Earned for work → ordinary income. Crypto you receive as payment for freelancing, consulting, mining as a trade or business, or any side hustle is ordinary income. You record its fair market value in U.S. dollars on the day you received it, and that dollar amount is your income.
• Bought and later sold → capital gain or loss. Crypto you purchase and later sell or trade produces a capital gain or loss, taxed at capital-gains rates — not self-employment tax.
• Both can apply.The dollar value you reported as income becomes your cost basis. If the coin's price moves before you cash out, you have a separate capital gain or loss on top of the income you already reported.

For a side hustle, the income side is what matters most. That value lands on Schedule C, where you subtract your business expenses to reach net profit — the figure both the self-employment tax and income tax are calculated on.

When crypto is payment for your work, it's subject to the same 15.3% self-employment tax (12.4% Social Security plus 2.9% Medicare) as any other freelance income. The threshold is low: once your net crypto profit hits $400 for the year, you must file and pay SE tax. Nothing is withheld when you're paid in coins, so the full bill is yours to cover.

The good news mirrors any other side hustle: SE tax applies to your net profit, so legitimate business deductions — your share of hardware and electricity for mining, software and exchange fees, a home office, and transaction costs — lower both the income tax and the 15.3% SE tax. You also deduct half of the SE tax itself from your adjusted gross income.

One nuance specific to crypto: a hobbyist who occasionally receives coins is taxed on that income, but isn't running a trade or business and generally doesn't owe SE tax. If you're mining, staking, or freelancing with regularity and a profit motive, you're self-employed and SE tax applies.

Form 1099-DA (Digital Asset Proceeds From Broker Transactions) is the form crypto exchanges and brokers use to report your digital-asset sales to the IRS. Brokers began reporting gross proceeds for the 2025 tax year, with cost-basis reporting phasing in afterward — so the first 1099-DA forms started arriving in early 2026.

• What it reports. Dispositions — when you sell, trade, or spend crypto through an exchange. It covers the capital-gains side of your activity.
• What it doesn't report.Crypto you earned as payment for services. A client paying you in coins isn't a broker, so that income usually generates no 1099 at all — yet it's fully taxable and must be reported from your own records.
• You may also see a 1099-NEC or 1099-MISC. Platforms that pay you in crypto for services or rewards may report it on a 1099-NEC or 1099-MISC, showing the dollar value of what you were paid.

Whether or not a form arrives, the income is taxable. The 1099 is just how a payer reports it to the IRS — it never changes what you actually owe.

Crypto you earned for work is reported on Schedule C, the same form every freelancer and side hustler uses:

• Income. Add up the U.S.-dollar fair market value of every coin payment on the date you received it. That total is your gross business income — even the payments no 1099 was issued for.
• Expenses. Subtract mining electricity and hardware depreciation, exchange and gas fees, accounting or tax software, and any home-office or equipment costs to reach net profit.
• Net profit → Schedule SE. Your Schedule C net profit flows to Schedule SE, where the 15.3% self-employment tax is figured.
• Sales go elsewhere. When you later sell or trade those coins, that gain or loss goes on Form 8949 and Schedule D — not Schedule C. Keep the two streams separate.

Don't forget the digital-asset question at the top of Form 1040: if you received, sold, or exchanged crypto during the year, you must check "Yes."

Because nothing is withheld when you're paid in crypto, the IRS expects you to pay tax as you earn it through quarterly estimated payments. If you expect to owe $1,000 or more for the year, these payments aren't optional — skipping them can trigger an underpayment penalty.

A crypto-specific tip: set aside dollars, not coins, for taxes. If you earmark the coins themselves and the market drops before the due date, you can end up owing more than your reserve is worth. A common rule of thumb is to bank 25–30% of your net crypto profit in cash. To size each voucher precisely, use the quarterly tax calculator — it accounts for SE tax, your income bracket, and the safe-harbor rules.