What Are Provisions in Accounting? Conditions, Types, and Measurement

In accounting, a provision is a liability a company puts on its balance sheet when it knows it owes something but doesn’t yet know exactly how much or when it will have to pay. The obligation is real; the number is an estimate. International Accounting Standard 37 governs provisions under IFRS, and U.S. GAAP covers the same ground mainly through ASC 450 on contingencies and related standards.¹ Because the amount is a judgment call, provisions directly move reported profit, and both overstating and understating them can mislead the people reading the financials.

The Three Conditions for Recording a Provision

A provision only goes on the books when all three of the following are true at the reporting date. Miss one, and the item either belongs in a footnote or nowhere at all.

A present obligation from a past event. Something has already happened that the company cannot walk away from. The duty can be legal (a contract, regulation, or court order) or constructive (a pattern of behavior or a public commitment that has led others to reasonably expect payment).
A probable outflow of resources. The company must conclude it will likely have to spend cash or hand over some other economic resource to settle the obligation.
A reliable estimate of the amount. Management has to be able to put a reasonable number on the cost, even if the figure isn’t exact.

The obligation has to exist at the reporting date. A company cannot record a provision for something it merely expects to happen later, such as anticipated operating losses next quarter. IAS 37 bars provisions for future operating losses precisely because no obligation exists on the balance sheet date.¹

What “Probable” Means

The threshold is where IFRS and U.S. GAAP diverge in a way that matters. Under IFRS, “probable” means more likely than not, i.e., anything above a 50% chance of an outflow.¹

Under U.S. GAAP, the bar is higher. ASC 450 defines probable as “likely to occur,” and preparers and auditors typically apply that as roughly a 75% or greater likelihood. No official percentage appears in the codification itself, but that figure is the working consensus at major accounting firms. The practical effect: the same obligation judged 55% likely might be recorded as a provision under IFRS and merely disclosed as a contingent liability under U.S. GAAP.

How Provisions Differ from Contingent Liabilities, Accruals, and Reserves

These four labels get mixed up constantly, and they sit in different places on the financial statements.

A contingent liability is what IAS 37 calls an obligation that falls short of the probable threshold but is more than a remote possibility. Nothing goes on the balance sheet. The company describes the situation in the footnotes, including the nature of the obligation, an estimate of the financial impact if one can be made, and the uncertainties around it.¹ If the possibility is remote, no disclosure is required either. The same treatment applies when an obligation exists but the amount genuinely cannot be estimated.

An accrual is a liability where the company knows the amount and timing with reasonable certainty but hasn’t paid yet. A December utility bill that arrives in January is the classic example. Accruals carry far less estimation uncertainty than provisions, and that is what separates them.¹

A reserve is something else entirely. In accounting, a reserve is an appropriation of retained earnings set aside within equity for a specific purpose such as future expansion or dividend stabilization. Reserves are not liabilities. The everyday meaning of “reserves” as money set aside for a rainy day is what causes the confusion, but on the financial statements, reserves and provisions live in completely different sections.

Common Types of Provisions

Bad Debt (Allowance for Doubtful Accounts)

When a company sells on credit, some customers won’t pay. Rather than waiting to find out which invoices go bad, the company sets up an allowance for doubtful accounts at the time of sale. It’s a contra-asset account that reduces total accounts receivable so the reported figure reflects what the company actually expects to collect. The estimate usually comes from historical default rates, an aging analysis of outstanding invoices, or both.

Product Warranties

A manufacturer that sells products with a warranty takes on an immediate obligation to cover future repairs or replacements. Under the matching principle, the estimated cost of those claims is recorded in the same period as the sale, not years later when the repair happens. Companies base the estimate on historical claim rates and average repair costs, then adjust as real data comes in.¹

Restructuring

When a company commits to shutting down a facility, laying off a division, or reorganizing its operations, the expected costs of carrying that plan out become a provision. Typical costs include severance for affected employees and fees to terminate contracts that are no longer needed.²

A restructuring provision can only be recognized once the company has a detailed formal plan identifying the affected locations and employees and has raised a valid expectation among those affected that it will follow through. Vague board-level discussions about “exploring options” don’t qualify. The provision also cannot include costs tied to the company’s ongoing activities, such as retraining employees who are staying.²

Onerous Contracts

Sometimes a company is locked into a contract where the unavoidable costs of fulfilling it exceed the economic benefits it will deliver. IAS 37 requires a provision for the net loss on such contracts. A 2022 amendment clarified that the “cost of fulfilling” a contract includes both the direct costs of meeting the obligation (labor, materials) and an allocation of other costs that relate directly to fulfilling it. Before the amendment, practice varied on which costs counted.

Legal Disputes

Pending lawsuits and regulatory actions often require provisions when the legal team concludes that a loss is probable and the amount can be reasonably estimated. Management analyzes the potential damages by looking at the specific allegations, comparable settlements and verdicts, and the strength of the defenses available. Litigation outcomes are inherently uncertain, so these provisions tend to involve wide ranges and get updated frequently as cases develop.

Environmental and Decommissioning Obligations

Companies running power plants, oil rigs, mines, or contaminated industrial sites often face legal duties to clean up or decommission those assets at the end of their useful life. Under U.S. GAAP, these are called asset retirement obligations and are initially measured at fair value. Because the actual payment might be decades away, present-value discounting is essential.

How the Amount Is Measured

The recorded figure should be management’s best estimate of what it would cost to settle the obligation at the reporting date. IAS 37 frames this as the amount the company would rationally pay to settle the obligation or transfer it to a third party.¹

The method depends on whether the provision covers many similar items or a single event:

Large populations use expected value. For thousands of warranty claims or product returns, the company weights each possible outcome by its probability and calculates an average. If there’s a 60% chance warranty costs will total $2 million and a 40% chance they’ll reach $3 million, the expected value is $2.4 million.
Single obligations use the most likely outcome. For a specific lawsuit or a one-off cleanup, the single most probable figure is usually the best estimate. If the range runs from $500,000 to $1 million with $750,000 the most probable outcome, that’s what gets recorded. Where possible outcomes skew heavily in one direction, the estimate adjusts accordingly.

Discounting to Present Value

When the time value of money makes a material difference, the provision is discounted.¹ This is common for long-term obligations like decommissioning a facility 30 years out. IAS 37 says the discount rate should reflect the time value of money and the risks specific to the liability. In practice, companies use either a market-based risk-free rate or a higher credit-adjusted rate. U.S. GAAP for asset retirement obligations specifically requires a credit-adjusted risk-free rate.³

Each year the discount unwinds as the payment date gets closer, and that unwinding is recognized as a finance cost on the income statement. For a provision discounted at 4% over 20 years, the annual charge can be significant.

Where Provisions Show Up on the Financial Statements

Provisions appear in two places at once. On the balance sheet, the provision is recorded as a liability, classified as current if it’s expected to settle within 12 months and non-current otherwise. On the income statement, an equal expense is recognized, which reduces net income for the period. That dual entry matches the cost of the obligation against the revenue it relates to.

Footnotes carry much of the important detail. Companies must explain the nature of each material provision, the major assumptions behind the estimate, the expected timing of outflows, and any uncertainties that could push the final number higher or lower. For publicly traded companies, these disclosures are part of the SEC’s ongoing reporting requirements, filed through Forms 10-K and 10-Q.⁴

Why the Tax Deduction Rarely Matches the Book Entry

One point trips up many business owners: the provision recorded for financial reporting is usually not deductible on the tax return in the same year. The IRS applies the all-events test, which requires that all events fixing the liability have occurred and that the amount can be determined with reasonable accuracy. Economic performance must also have taken place, meaning the underlying service was provided, the property was used, or some other concrete event occurred.⁵

A warranty provision shows the mismatch cleanly. For book purposes, the estimated warranty cost is recorded in the year of the sale. For tax purposes, the deduction generally has to wait until customers actually make claims and the repairs happen. The gap between the book expense and the tax deduction creates what accountants call a temporary difference, and that difference produces a deferred tax asset on the balance sheet: the book hit has already been taken, but the tax benefit hasn’t. When the warranty claims are paid and deducted, the deferred tax asset reverses.

A limited exception exists for recurring items. If the all-events test is met by year-end and economic performance occurs within 8½ months after the close of the tax year, the deduction can be taken in the earlier year, provided the item is recurring and consistently treated.⁵

1
IFRS. IAS 37 Provisions, Contingent Liabilities and Contingent Assets
2
IFRS Foundation. IAS 37 Provisions, Contingent Liabilities and Contingent Assets
3
IFRS Foundation. Provisions – Targeted Improvements Discount Rates Reference Information
4
U.S. Securities and Exchange Commission. Exchange Act Reporting and Registration
5
Internal Revenue Service. Publication 538, Accounting Periods and Methods