LIFO (Last In, First Out): what it means for crypto tax

LIFO assumes the most recently acquired coins are sold first. It can reduce a gain in a rising market by matching sales against higher, more recent bases, but not every country permits it.

General information, not tax advice. Crypto tax rules differ by country and change over time, verify against your country's guidance or a qualified advisor.

An example

With lots at 1,000 and 2,000, selling 1 unit under LIFO uses the 2,000 lot, giving a smaller gain than FIFO on a higher sale price.

Why it matters for your tax

LIFO can lower a gain where it is allowed, but its acceptance is limited, so always confirm your country permits it before relying on it.

CryptaTax handles this automatically across your wallets and exchanges, so the concept is applied consistently without you tracking it by hand. Try the crypto tax calculator →

Related terms

• FIFO
• HIFO
• Cost basis guide

See the full crypto tax glossary for every term, or the crypto tax guides for how they fit together.

LIFO (Last In, First Out): what it means for crypto tax

Definition in context

LIFO is an accounting method for determining the cost basis of an asset when you sell or dispose of it. Under LIFO, the most recently acquired units are considered sold first. This contrasts with FIFO (First In, First Out), which assumes the oldest units are sold first. In a rising market, LIFO can result in higher cost bases and therefore lower capital gains, because you are matching sales against the more expensive, recent purchases. However, not all tax jurisdictions permit LIFO for crypto assets, so you must check your local rules.

Why it matters to crypto records

Choosing a cost basis method is one of the most impactful decisions for crypto tax reporting. It directly affects your realised gains or losses for each disposal. If you use LIFO, you need to track the acquisition dates and costs of every unit of a given asset. This can be complex if you have many transactions, but it can also provide tax deferral benefits in certain market conditions. Your choice must be consistent and applied across all your crypto transactions, and you must be able to justify it if audited.

Self-contained record example

Imagine you bought 1 BTC at $10,000 in January, another at $20,000 in June, and a third at $30,000 in December. In February of the next year, you sell 1 BTC for $40,000. Under LIFO, you would use the cost of the December purchase ($30,000) as your basis, resulting in a gain of $10,000. Under FIFO, you would use the January purchase ($10,000), resulting in a gain of $30,000. The choice of method significantly changes your tax liability. You must record each purchase's date and amount to apply LIFO correctly.

Distinctions and practical next steps

LIFO is distinct from specific identification, where you choose which units to sell based on their unique identifiers, and from average cost, which blends all costs. LIFO is often used in the US for tax purposes, but it is not universally accepted. To use LIFO, you need a robust tracking system that can match sales to specific lots. Many crypto tax software tools support LIFO, but you should verify that your jurisdiction allows it. If you are unsure, consult a tax advisor. Also, be aware that switching methods may require IRS approval in some cases, so it's best to choose a method and stick with it.

A careful next step

Before acting on this term, return to the original record and write down the question it raises: what changed, which source proves it, and whether another related concept describes the event more accurately. Keep that note with the export or wallet evidence. It makes a later review faster and avoids turning a short label into an unsupported conclusion about tax, accounting or reporting.