WSU Lexicon: Financial Statement Analysis

Deferred Tax Asset

A deferred tax asset is a balance-sheet item representing future tax relief. It arises when taxes payable exceed accounting tax expense, when a liability's carrying amount exceeds its tax base, or when unused tax losses and credits are carried forward against later taxable profits.

Its mirror image is the deferred tax liability.

The entry

From carrying amount to tax base: how the asset is measured

The balance-sheet method compares each asset's and liability's carrying amount under accounting rules with its tax base, the amount the tax authority will recognise in future periods. A deductible temporary difference exists when a liability is carried above its tax base or an asset below it, meaning taxable profit in future years will be lower than accounting profit as the difference unwinds. The deferred tax asset equals that cumulative deductible difference multiplied by the tax rate expected to apply in the period of reversal, using rates enacted or substantively enacted at the reporting date.

A warranty provision illustrates the mechanics. Accounting recognises the estimated cost when the product is sold; the tax code allows a deduction only when repairs are paid. The liability sits on the balance sheet with a tax base of zero, and the provision multiplied by the expected rate becomes the deferred tax asset. Unused tax losses and credits work the same way, except the future deduction comes from the loss carryforward rather than from a specific liability.

The entry

Recognition limits: probable profits and valuation allowances

A future deduction is worthless without future taxable profit to absorb it, so both frameworks constrain recognition. Under IFRS, a deferred tax asset is recognised only to the extent it is probable that sufficient taxable profit will be available; the gross asset never appears if that test fails. Under US GAAP the asset is recognised in full and then reduced by a valuation allowance when it is more likely than not that some portion will not be realised. The net carrying amount is broadly comparable, but the disclosures differ: US filers reveal the gross asset and the allowance separately, which lets an analyst see management's own assessment of realisability.

Evidence considered includes reversing taxable temporary differences, forecast operating profit, carryback opportunities and expiry dates on loss carryforwards. Because the judgement is management's, changes in the allowance are a recurring source of earnings volatility and a signal worth reading: releasing an allowance boosts net income without any cash arriving, while establishing one often precedes or confirms deteriorating prospects.

The entry

Where deferred tax assets matter in real financial statements

Banks and insurers accumulate large deferred tax assets after loss-making periods, and Basel rules deduct those that rely on future profitability from common equity tier 1 capital, so the item has direct regulatory consequences. Technology and biotechnology firms carry substantial loss carryforwards during growth phases, frequently offset by full valuation allowances until profitability is established. Pension and other post-employment obligations, share-based compensation, restructuring provisions, bad-debt allowances and unrealised losses on securities are other common sources.

The income tax note is where the analysis happens. It typically discloses the components of the deferred tax balance, movements in the valuation allowance, the expiry profile of carryforwards, and a reconciliation between the statutory rate and the effective rate. Changes in deferred taxes also appear as non-cash reconciling items in the operating section of an indirect-method cash flow statement.

The entry

What a candidate should be able to do with a DTA

Expect to compute the balance directly: identify the deductible temporary difference, apply the expected reversal rate, and determine the period's deferred tax expense or benefit as the change in the net deferred position. Rate changes are a favourite examinable point, since remeasurement flows through tax expense in the period the new rate is enacted and can dominate reported earnings without touching cash. Candidates should also split total income tax expense into its current and deferred components and explain why the effective tax rate diverges from the statutory rate.

For analytical adjustments, judge whether the asset is likely to be realised. If reversal is remote or indefinitely deferred, treating the balance as equity rather than as a genuine asset, or removing it altogether, produces a cleaner view of net assets and leverage. The same reasoning applies in reverse to deferred tax liabilities that never reverse.

Common trap

“A deferred tax asset is a receivable from the tax authority, so it will eventually convert into cash.”

It only has value if the firm earns enough future taxable profit to use it. IFRS recognises a DTA only to the extent realisation is probable; US GAAP records it in full, then offsets it with a valuation allowance when realisation is not more likely than not.

In practice

US tax reform and bank DTA writedowns, 2017

The 2017 Tax Cuts and Jobs Act cut the US federal corporate rate from 35% to 21%, forcing banks to remeasure deferred tax assets built from crisis-era losses at the lower rate. Citigroup booked a charge of roughly $22 billion in Q4 2017, largely non-cash.

Candidates ask

Questions on this term

Why does a lower future tax rate reduce a deferred tax asset?The asset is measured at the rate expected when the temporary difference reverses. If that enacted rate falls, the same deductible amount shelters less future tax, so the balance is written down and the charge runs through deferred tax expense.
What is the difference between a valuation allowance and the IFRS recognition test?US GAAP recognises the full deferred tax asset and then subtracts a valuation allowance for any portion that is more likely than not unrealisable, disclosing both figures. IFRS applies a probable-taxable-profit test up front and simply never recognises the unsupported portion. Net balances are broadly similar, but only US GAAP shows the gross asset and management's haircut separately.
Does an increase in a deferred tax asset improve cash flow?No. Recognising or increasing a deferred tax asset reduces reported income tax expense and raises net income without any cash movement. In an indirect-method cash flow statement it is reversed out as a non-cash item in the operating section. Cash benefits only appear later, and only if the entity earns enough taxable profit for the deduction to actually reduce taxes paid.

Related entries

Accrual AccountingAccrual accounting records revenues when they are earned and expenses when they are incurred, regardless of when cash actually moves.
Balance SheetThe balance sheet is the financial statement that reports a company's assets, liabilities, and owners' equity at a single point in time.
Deferred Tax LiabilityA deferred tax liability is a balance-sheet item arising when taxable income is temporarily lower than pretax accounting profit, so tax actually paid is less than reported tax expense.
Effective Tax RateThe effective tax rate is reported income tax expense divided by pre-tax accounting income.

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Deferred Tax Asset

Its mirror image is the deferred tax liability.