Crypto Tax Calculator: How the IRS Taxes Cryptocurrency in 2026

How the IRS Treats Cryptocurrency

Cryptocurrency is not treated like dollars or euros under US tax law. In IRS Notice 2014-21, the IRS formally classified all virtual currency as property. That classification has sweeping consequences: every time you sell crypto, trade one coin for another, or spend crypto on a purchase, you have a taxable event that must be reported.

The IRS doubled down on enforcement in 2019 by adding a crypto question directly to the front page of Form 1040— the standard federal income tax return filed by every American. Answering “No” when you should answer “Yes” is a federal tax filing violation. A 2022 Government Accountability Office report found that fewer than 2% of taxpayers disclosed crypto activity, even as crypto ownership surged into the tens of millions of Americans.

In 2024, the IRS released a draft of Form 1099-DA, a new information return that brokers and exchanges will file to report customer transactions directly to the IRS — similar to how stock brokers file Form 1099-B. Starting in 2025, major exchanges are required to begin reporting. The era of anonymous crypto gains is effectively over.

Short-Term vs. Long-Term Capital Gains Rates (2026)

How long you hold a cryptocurrency before selling it determines which tax rate applies. The breakpoint is exactly one year.

For most people in the 22% or 24% ordinary income bracket, the difference between short-term and long-term treatment on a $50,000 gain can be $5,000–$10,000 in taxes. Simply waiting until the one-year mark before selling is one of the simplest tax strategies available.

Net Investment Income Tax (NIIT)

High earners face an additional 3.8% Net Investment Income Tax on capital gains if their modified adjusted gross income exceeds $200,000 (single) or $250,000 (married filing jointly). This can push the effective long-term rate to 23.8% for top earners.

Cost Basis Methods: FIFO, HIFO, and Specific Identification

Your cost basisis what you originally paid for a unit of crypto. Your gain is the difference between what you received when you sold and your cost basis. Which coins you “sell first” is determined by your cost basis accounting method — and the choice can mean thousands of dollars.

If you do not specify a method, the IRS defaults to FIFO. Switching methods mid-year is generally not permitted without proper documentation and consistent application. Most crypto tax software lets you compare methods to see which produces the lowest tax bill before you commit.

What Counts as a Taxable Event?

Not all crypto activity triggers a tax bill. The key is whether a dispositionoccurs — meaning you parted with crypto in exchange for something else.

Taxable Events

• Selling crypto for fiat (USD, EUR, etc.) — classic capital gain or loss event
• Trading one crypto for another — selling BTC to buy ETH is a taxable sale of BTC at current market value
• Spending crypto on goods or services — paying for a product with Bitcoin is treated as a sale at the market price on the day of purchase
• Receiving crypto as payment for work — treated as ordinary income at fair market value on receipt date
• Mining rewards — ordinary income at fair market value when received
• Staking rewards — the IRS confirmed in 2023 (Jarrett v. United States settlement and Rev. Rul. 2023-14) that staking rewards are ordinary income when received
• Airdrops — tokens received via airdrop are ordinary income at fair market value on receipt
• DeFi yield and liquidity pool rewards — generally treated as ordinary income as received

Non-Taxable Events

• Buying crypto with fiat — no tax until you sell or trade
• Transferring crypto between your own wallets — moving between wallets you own is not a taxable event
• Gifting crypto — the recipient assumes your cost basis; the gift itself is not taxable below the annual exclusion ($18,000 per recipient in 2026)
• Donating crypto to a qualified charity — you avoid capital gains and may deduct the fair market value

IRS Form 8949 and Schedule D

Every crypto sale or disposal goes on Form 8949. Each row represents one transaction and requires:

• Description of property (e.g., “0.5 BTC”)
• Date acquired
• Date sold or disposed of
• Proceeds (what you received)
• Cost basis (what you paid)
• Gain or loss (proceeds minus cost basis)

Short-term transactions go in Part I (reported at ordinary income rates). Long-term transactions go in Part II (reported at preferential rates). The net totals from Form 8949 flow to Schedule D, which feeds into your Form 1040.

If you used an exchange that provides a 1099-B or 1099-DA, you can check Box A or Box D on Form 8949 indicating the basis was reported to the IRS. If you kept your own records (self-custody wallets, DEX trades), you must calculate basis yourself and check Box C or Box F.

How DeFi, NFTs, and Cross-Chain Activity Are Taxed

DeFi (Decentralized Finance)

DeFi adds complexity because transactions occur on-chain without a centralized intermediary filing tax documents. Providing liquidity to an AMM pool, swapping tokens on a DEX, or earning yield from a lending protocol are all potentially taxable events. The IRS has not issued comprehensive DeFi-specific guidance, but existing property rules apply. Every token swap is a sale; every yield token received is income.

NFTs

Buying and selling NFTs follows the same capital gains rules as other crypto. Profits are short-term or long-term depending on your holding period. Creators who mint and sell NFTs recognize ordinary income. The IRS may treat some NFTs as collectibles, subjecting long-term gains to a maximum 28% rate rather than the standard 20% — a nuance that can matter for high-value NFT sales.

Wrapped Tokens and Bridges

Wrapping ETH into WETH or bridging tokens across chains is a gray area. The IRS has not ruled definitively, but many tax professionals treat wrapping as a taxable exchange. Conservative filers report these as dispositions; others argue they are non-taxable transfers. Document every transaction and consult a crypto-savvy CPA.

5 Crypto Tax Mistakes That Trigger IRS Scrutiny

1. Not reporting crypto at all. With 1099-DA reporting now in effect and blockchain analytics firms working with the IRS, unreported gains are increasingly visible. The IRS criminal investigation unit has made crypto tax evasion a priority.
2. Forgetting coin-to-coin trades. Many taxpayers only report sales to USD. But trading BTC for ETH is a taxable event — you sold BTC at the market price on the day of the trade.
3. Using the wrong cost basis. If you bought crypto on multiple exchanges over multiple years, your cost basis can be complex. Using the wrong number — or $0 — overstates your gain and your tax bill, or understates it and creates liability.
4. Not tracking staking and airdrop income. These are easy to miss but clearly ordinary income under current IRS guidance. Missing them understates your income.
5. Failing to report losses. Crypto losses offset gains and can reduce your taxable income by up to $3,000 per year against ordinary income (with unlimited carry-forward). Leaving losses on the table is leaving money behind.

4 Ways to Legally Reduce Your Crypto Tax Bill

1. Hold for more than one year. The single biggest lever. Flipping short-term gains into long-term gains can cut your effective rate by 10–20 percentage points for most taxpayers.
2. Harvest tax losses. Sell underperforming positions to realize losses that offset gains elsewhere. Unlike stocks, crypto has no wash-sale rule (as of 2026), so you can sell at a loss and immediately rebuy the same coin.
3. Use HIFO accounting. Selecting your highest-cost lots to sell first minimizes your recognized gain in the current year. Requires detailed records but can be automated by crypto tax software.
4. Donate appreciated crypto to charity. Donating long-term crypto directly to a 501(c)(3) charity avoids capital gains entirely and entitles you to a deduction for the full fair market value at the time of the donation.

Frequently Asked Questions

Is cryptocurrency taxed as property or currency in the US?

The IRS treats cryptocurrency as property, not currency, under IRS Notice 2014-21. This means every sale, trade, or use of crypto is a taxable event subject to capital gains tax rules. Short-term gains (held under one year) are taxed at ordinary income rates; long-term gains (held one year or more) qualify for lower preferential rates of 0%, 15%, or 20%.

What is the difference between short-term and long-term crypto capital gains?

Short-term capital gains apply to crypto held for one year or less and are taxed at your ordinary income rate (10%–37%). Long-term capital gains apply to crypto held more than one year and are taxed at 0%, 15%, or 20% depending on your taxable income. Holding crypto for at least a year can significantly reduce your tax liability.

What is FIFO vs. HIFO cost basis for crypto taxes?

FIFO (first-in, first-out) uses the cost basis of the earliest-purchased coins first — it is the IRS default method. HIFO (highest-in, first-out) uses the highest-cost lots first, which typically minimizes taxable gains. Specific identification lets you choose exactly which lots to sell. You must document your chosen method consistently and maintain detailed records.

Do I owe taxes on crypto I received from staking or airdrops?

Yes. The IRS treats staking rewards, mining income, and airdrop tokens as ordinary income at the fair market value of the crypto on the date you received it. That amount becomes your cost basis. If you later sell the tokens, any additional gain or loss is a separate capital gains event.

What IRS form do I use to report crypto gains and losses?

You report each crypto sale or disposal on IRS Form 8949, listing the asset, date acquired, date sold, proceeds, cost basis, and resulting gain or loss. The totals from Form 8949 flow to Schedule D of your Form 1040. Crypto received as income is reported on Schedule 1 or Schedule C (if self-employed).

Are NFT sales taxable?

Yes. Selling or trading an NFT is a taxable event subject to capital gains tax. If you created and sold an NFT, proceeds are ordinary income. The IRS may also classify some NFTs as collectibles, which face a maximum long-term capital gains rate of 28% rather than the standard 20% — higher than most other assets.