Crypto Tax Guide 2026: What You Owe and How to Report It

Cryptocurrency is treated as property by the IRS, which means nearly every transaction you make can trigger a taxable event. Whether you traded Bitcoin for Ethereum, sold a memecoin for USD, or earned staking rewards, you likely owe something. This guide breaks down how US crypto taxes work in 2026 and what you need to report.

What Counts as a Taxable Event

Not every crypto action triggers taxes. Buying crypto with fiat and holding it in your wallet is not taxable. Transferring crypto between your own wallets is not taxable. But the following events are:

Selling crypto for fiat. Any time you convert crypto to USD, EUR, or any other fiat currency, you realise a capital gain or loss based on the difference between your cost basis and the sale price.
Trading crypto for crypto. Swapping ETH for SOL is a taxable event. The IRS treats it as selling ETH at fair market value and then buying SOL. You owe tax on any gain from the ETH sale.
Spending crypto on goods or services. Using Bitcoin to buy a coffee is technically selling Bitcoin. Your gain or loss is the difference between what you paid for the BTC and its value at the time of the purchase.
Earning crypto as income. Mining rewards, staking rewards, airdrops, and payment for work are all taxed as ordinary income at the fair market value on the day you receive them.
Receiving DeFi yield. Interest from lending protocols, liquidity mining rewards, and governance token distributions are generally treated as ordinary income.

Capital Gains vs Ordinary Income

The type of tax you owe depends on how you acquired the crypto and how long you held it.

Short-term capital gains apply when you sell crypto that you held for one year or less. These gains are taxed at your ordinary income tax rate, which ranges from 10% to 37% depending on your total taxable income.

Long-term capital gains apply when you sell crypto held for more than one year. The rates are significantly lower: 0%, 15%, or 20%, depending on your income bracket. This is why many investors adopt a strategy of holding positions for at least 366 days before selling.

Ordinary income applies to crypto received as payment, mining rewards, staking rewards, and airdrops. This is taxed at your regular income tax rate and is also subject to self-employment tax if you are mining or staking as a business activity.

Estimate your crypto tax liability for any trade in seconds with our Tax Calculator.

Cost Basis Methods: FIFO vs LIFO vs HIFO

Your cost basis is what you originally paid for the crypto, including any fees. When you sell partial positions, you need to choose which units you are selling. The method you pick can dramatically change your tax bill.

FIFO (First In, First Out) assumes you sell the oldest units first. This is the default method and what the IRS assumes if you do not specify otherwise. In a rising market, FIFO tends to produce the highest taxable gains because your oldest units likely have the lowest cost basis.
LIFO (Last In, First Out) assumes you sell the most recently purchased units first. In a rising market, your newest units have a higher cost basis, resulting in smaller gains and lower taxes.
HIFO (Highest In, First Out) sells the units with the highest cost basis first, minimising your gain on each sale. This method produces the lowest tax bill but requires meticulous record-keeping to identify specific lots.

Whichever method you choose, you must apply it consistently and keep detailed records of every purchase including date, amount, price, and fees. Switching methods mid-year without proper documentation can trigger an audit.

Tax Loss Harvesting

Tax loss harvesting is the practice of selling losing positions to realise capital losses, which offset your capital gains and reduce your tax bill. Unlike stocks, crypto is not subject to the wash sale rule (as of early 2026), meaning you can sell a token at a loss and immediately repurchase it.

For example, if you have $5,000 in realised gains from trading and you are holding a position that is currently down $3,000, you can sell that position to offset $3,000 of your gains. You would only owe taxes on the remaining $2,000. If your losses exceed your gains, you can deduct up to $3,000 of net capital losses against ordinary income per year, carrying any excess forward to future years.

Find tax loss harvesting opportunities in your portfolio with our Tax Harvesting Tool.

How to Report Crypto on Your Tax Return

The IRS requires crypto reporting in several places on your tax return:

Form 1040 checkbox. The first page of your 1040 asks whether you received, sold, sent, exchanged, or otherwise acquired any digital assets during the tax year. You must answer truthfully.
Form 8949. Every individual sale or exchange must be reported on Form 8949. Each row includes the asset name, date acquired, date sold, proceeds, cost basis, and gain or loss. If you made hundreds of trades, you will have hundreds of rows.
Schedule D. This summarises your total capital gains and losses from Form 8949. Short-term and long-term gains are reported separately.
Schedule 1 or Schedule C. Crypto earned as income (mining, staking, airdrops, freelance payment) goes on Schedule 1 as other income, or Schedule C if you are reporting it as a business activity.

Common Mistakes to Avoid

The most expensive crypto tax mistakes are often the simplest ones:

Ignoring crypto-to-crypto trades. Many people only report trades where they converted to fiat. Every swap is taxable, even if you never touched dollars.
Forgetting transaction fees. Exchange fees, gas fees, and network fees all add to your cost basis. Including them reduces your taxable gain. Leaving them out means you overpay.
Using incorrect cost basis. If you bought ETH at three different prices across multiple exchanges, you need to track each lot separately. Using an average price when the IRS expects specific identification leads to errors.
Not reporting small transactions. There is no minimum threshold. A $10 gain from selling a small bag of altcoins is still taxable. The IRS receives data from exchanges and can cross-reference your reported income.