When Should a Company Use Last in, First Out (LIFO)? (2024)

Last in, first out (LIFO) is a method used to account for how inventory has been sold that records the most recently produced items as sold first. This method is banned under the International Financial Reporting Standards (IFRS), the accounting rules followed in the European Union (EU), Japan, Russia, Canada, India, and many other countries. The U.S. is the only country that allows last in, first out (LIFO) because it adheres to Generally Accepted Accounting Principles (GAAP).

There are two alternatives to last in, first out (LIFO) for inventory costing: first in, first out (FIFO) and the average cost method. In first in, first out (FIFO), the oldest inventory items are recorded as sold first. The average cost method takes the weighted average of all units available for sale during the accounting period and then uses that average cost to determine the cost of goods sold (COGS) and ending inventory.

Key Takeaway

  • Last in, first out (LIFO) is a method used to account for how inventory has been sold that records the most recently produced items as sold first.
  • The U.S. is the only country that allows LIFO because it adheres to Generally Accepted Accounting Principles (GAAP), rather than the International Financial Reporting Standards (IFRS), the accounting rules followed in the European Union (EU), Japan, Russia, Canada, India, and many other countries.
  • Virtually any industry that faces rising costs can benefit from using LIFO cost accounting.

When prices are rising, it can be advantageous for companies to use LIFO because they can take advantage of lower taxes. Many companies that have large inventories use LIFO, such as retailers or automobile dealerships.

How Last in, First out (LIFO) Works

Under LIFO, a business records its newest products and inventory as the first items sold. The opposite method is FIFO, where the oldest inventory is recorded as the first sold. While the business may not be literally selling the newest or oldest inventory, it uses this assumption for cost accounting purposes. If the cost of buying inventory were the same every year, it would make no difference whether a business used the LIFO or the FIFO methods. But costs do change because, for many products, the price rises every year.

Companies That Benefit From LIFO Cost Accounting

Businesses that sell products that rise in price every year benefit from using LIFO. When prices are rising, a business that uses LIFO can better match their revenues to their latest costs. A business can also save on taxes that would have been accrued under other forms of cost accounting, and they can undertake fewer inventory write-downs.

Virtually any industry that faces rising costs can benefit from using LIFO cost accounting. For example, many supermarkets and pharmacies use LIFO cost accounting because almost every good they stock experiences inflation. Many convenience stores—especially those that carry fuel and tobacco—elect to use LIFO because the costs of these products have risen substantially over time.

Criticism of LIFO

Opponents of LIFO say that it distorts inventory figures on thebalance sheet in times of high inflation. They also point out that LIFO gives its users an unfair tax break because it can lower net income, and subsequently, lower the taxes a firm faces.

Example of LIFO

Suppose there's a companycalled One Cup, Inc. that buys coffee mugs from wholesalers and sells them on the internet. One Cup'scost of goods sold (COGS) differswhen it uses LIFO versus when it uses FIFO. In the first scenario, the price of wholesale mugs is rising from 2016 to 2019. In the second scenario, prices are falling between the years 2016 and 2019.

Rising Prices

Year

Number of Mugs Purchased from Wholesaler

Cost per Mug

Total Cost

2016

100

$1.00

$100

2017

100

$1.05

$105

2018

100

$1.10

$110

2019

100

$1.15

$115

Falling Prices

Year Purchased

Number of Mugs Purchased from Wholesaler

Cost per Mug

Total

2016

100

$1.00

$100

2017

100

$0.95

$95

2018

100

$0.90

$90

2019

100

$0.85

$85

In 2020, One Cup sells 250 mugs on the internet. Under LIFO, COGS is equal to: the total cost of the 100 mugs purchased from the wholesaler in 2019, plus the cost of 100 mugs purchased in 2018, plus the cost of 50 of the 100 mugs purchased in 2017.

Under FIFO, COGS is equal to: the total cost of 100 mugs purchased in 2016, plus the cost of 100 mugs purchased in 2017, plus the cost of 50 of the 100 mugs purchased in 2018.

The third table demonstrates how COGS under LIFO and FIFO changes according to whether wholesale mug prices are rising or falling.

COGS During Rising Prices and Falling Prices Depending on Accounting Method

RISING PRICES

FALLING PRICES

FIFO

$260

$240

LIFO

$277.5

$222.5

During times of inflation, COGS is higher under LIFO than under FIFO. This is because the most recently purchased items are sold first: 100 units from 2019, 100 units from 2018, and 50 units from 2017.

Under FIFO, the oldest items are sold first: 100 units from 2016, 100 units from 2017,and 50 units from 2018. These prices are combined to make the 250-unit order.During times of falling prices, the opposite is true: the COGS is lower under LIFO and higher under FIFO.

Therefore, in times of inflation, the COGS under LIFO better represents the real-world cost of replacing the inventory. This is in accordance with what is referred to as the matching principle of accrual accounting.

LIFO Lowers Tax Bills During Inflation

The higher COGS under LIFO decreases net profits and thus creates a lower tax bill for One Cup. This is why LIFO is controversial; opponents argue that during times of inflation, LIFO grants an unfair tax holiday for companies. In response, proponents claim that any tax savings experienced by the firm are reinvested and are of no real consequence to the economy. Furthermore, proponents argue that a firm's tax bill when operating under FIFO is unfair (as a result of inflation).

Fewer Inventory Write-Downs Under LIFO

A final reason that companies elect to use LIFO is that there are fewer inventory write-downs under LIFO during times of inflation. An inventory write-down occurs when the inventory is deemed to have decreased in price below its carrying value.Under GAAP, inventory carrying amounts are recorded on the balance sheet at either the historical cost or the market cost, whichever is lower.

The market cost is constrained between an upper and lower bound: the net realizable value (the selling price less reasonable costs of completion and disposals) and the net realizable value minus normal profit margins. In inflationary conditions, the carrying amount of the inventories on a balance sheet already reflects the oldest costs of carrying and are the most conservative inventory values. Therefore, under LIFO, write-downs of inventory are usually unnecessary and rarely undertaken.

Moreover, because write-downs can reduce profitability (by increasing the costs of goods sold) and assets (by decreasing inventory), solvency, profitability, and liquidity ratios can all be negatively impacted. GAAP prohibits reversals of write-downs.As a result, firms that are subject to GAAP must ensure that all write-downs are absolutely necessary because they can have permanent consequences.

The Bottom Line: LIFO Reduces Taxes and Helps Match Revenue With Cost

During times of rising prices, companies may find it beneficial to use LIFO cost accounting over FIFO. Under LIFO,firms can save on taxes as well as better match their revenue to their latest costs when prices are rising.

Article Sources

Investopedia requires writers to use primary sources to support their work. These include white papers, government data, original reporting, and interviews with industry experts. We also reference original research from other reputable publishers where appropriate. You can learn more about the standards we follow in producing accurate, unbiased content in oureditorial policy.

  1. International Financial Reporting Standards (IFRS). "Who Uses IFRS Standards?"

  2. American Institute of Certified Public Accountants. "Is IFRS That Different From U.S. GAAP?"

  3. Internal Revenue Service. "Publication 538, Accounting Periods and Methods," Pages 14-15.

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When Should a Company Use Last in, First Out (LIFO)? (2024)

FAQs

When should a company use LIFO? ›

During times of rising prices, companies may find it beneficial to use LIFO cost accounting over FIFO. Under LIFO, firms can save on taxes as well as better match their revenue to their latest costs when prices are rising.

When would you use last in, first out? ›

Last in, first out (LIFO) is a method used to account for inventory. Under LIFO, the costs of the most recent products purchased (or produced) are the first to be expensed. LIFO is used only in the United States and governed by the generally accepted accounting principles (GAAP).

Should companies use LIFO or FIFO? ›

In terms of investing in accounting inventory, FIFO is usually a better method for inventory when prices are rising, and LIFO accounting is better when prices fall because more expensive products are sold first.

Why do companies use FIFO over LIFO? ›

FIFO is more likely to give accurate results. This is because calculating profit from stock is more straightforward, meaning your financial statements are easy to update, as well as saving both time and money. It also means that old stock does not get re-counted or left for so long it becomes unusable.

What companies should use LIFO? ›

Here are some of the industries that often use the LIFO method:
  • Automotive industries when needing to quickly ship.
  • Petroleum-based production companies.
  • Pharmaceutical industries with some products.
Oct 5, 2020

Why would a company switch to LIFO? ›

LIFO can be beneficial since the most recent higher-priced items will be considered sold and removed, leaving the lower-cost items as your ending inventory. This means a higher Cost of Goods Sold, which reduces your business's taxable income.

What is FIFO and LIFO example? ›

FIFO (“First-In, First-Out”) assumes that the oldest products in a company's inventory have been sold first and goes by those production costs. The LIFO (“Last-In, First-Out”) method assumes that the most recent products in a company's inventory have been sold first and uses those costs instead.

What is an example of last in, first out? ›

What is an example of LIFO? An example of LIFO (Last In, First Out) would be a stack of plates. The last plate placed on the stack would be the first plate taken off.

What is the advantage of using LIFO method? ›

LIFO allows a business to deduct the most recently purchased items of inventory which in times of price inflation allows for a greater cost of goods sold deduction than could be realized under the FIFO method.

Can a company use FIFO and LIFO? ›

While there are no GAAP (Generally Accepted Accounting Principles) or IFRS (International Financial Reporting Standards) restrictions on the use of FIFO, the use of LIFO is prohibited. That being said, the IRS allows the use of both LIFO and FIFO.

Why do companies not use LIFO? ›

IFRS prohibits LIFO due to potential distortions it may have on a company's profitability and financial statements. For example, LIFO can understate a company's earnings for the purposes of keeping taxable income low. It can also result in inventory valuations that are outdated and obsolete.

What type of business is most likely to use LIFO? ›

By using this method, you'll assume the most recently produced or purchased items were sold first, resulting in higher costs and lower profits, all while reducing your tax liability. LIFO is often used by gas and oil companies, retailers and car dealerships.

Why might a company choose to use LIFO quizlet? ›

LIFO results in a more accurate valuation of ending inventory on the balance sheet than does FIFO. LIFO matches cost of goods sold to sales on the income statement more accurately than does FIFO.

What is LIFO method advantage and disadvantage? ›

The companies that decide to use LIFO over FIFO most often do it for the tax advantages. However, there can also be tax liabilities. The advantages of LIFO are also its disadvantages as the only real purpose of instituting LIFO is to avoid paying higher taxes but this means profits are generally lower.

What is the example of LIFO structure? ›

The word LIFO stands for Last In First Out, in which we will enter the data elements into the data structure. Here, we will pop out the data elements which are recently added. It means that the last element will be the first to be popped out. Another best example real-life example is the Tower of Hanoi.

What is the meaning of LIFO? ›

LIFO = Last In First Out

Working according to the LIFO principle means that the last goods to be stocked are the first goods to be removed.

Why does Walmart use the LIFO method? ›

Walmart uses different costing methods in order to reduce inventory costs and providing accurate product costs. These costing methods are “Last In First Out” (LIFO) and “First In First Out” (FIFO). Walmart's annual report [43] shows how the company uses LIFO to calculate the average weighting cost for US products.

Which is an example of FIFO first in, first out? ›

Example of FIFO

Imagine if a company purchased 100 items for $10 each, then later purchased 100 more items for $15 each. Then, the company sold 60 items. Under the FIFO method, the cost of goods sold for each of the 60 items is $10/unit because the first goods purchased are the first goods sold.

How many companies use LIFO? ›

In 2021, approximately 15% of companies in the S&P 500 used LIFO as their primary inventory method and 50% used FIFO, according to Credit Suisse Group AG, citing annual reports.

What is more used with FIFO or LIFO? ›

Most companies prefer FIFO to LIFO because there is no valid reason for using recent inventory first, while leaving older inventory to become outdated. This is particularly true if you're selling perishable items or items that can quickly become obsolete.

What is an example of a business that uses LIFO and an example of a business that uses FIFO? ›

Just to name a few examples, Dell Computer (NASDAQ:DELL) uses FIFO. General Electric (NYSE:GE) uses LIFO for its U.S. inventory and FIFO for international. Teen retailer Hot Topic (NASDAQ:HOTT) uses FIFO. Wal-Mart (NYSE:WMT) uses LIFO.

Why do some companies use LIFO? ›

LIFO results in lower net income because the cost of goods sold is higher, so there is a lower taxable income.” Reduced tax liability is a key reason some companies prefer LIFO. “By using more recent inventory in valuation, your cost basis is higher on current income statements,” Melwani said.

Who benefits from LIFO? ›

Through LIFO, the main advantage lies in reporting lower profits, getting around financial analysis. It is more apt for cash accounting, inventory purchase, matching cost revenue figures and allowing a complete recovery of material cost. It helps to validate the published financials and the income statement.

Why is LIFO good for tax purposes? ›

Last-In, First-Out (LIFO) inventory deductions allow companies to deduct the cost of inventory at the price of the most recently acquired items and assumes that the last inventory purchased is the first to be sold. LIFO limits the impacts of volatile prices or inflation and lowers the tax cost of new inventory.

How does LIFO impact inventory? ›

LIFO results in lower inventory costs on the balance sheet because the latest, higher costs were removed from inventory ahead of the older lower costs. LIFO means that the cost of goods sold on the income statement will contain the higher most recent costs.

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