Glossary
What Is a Deferred Tax Liability? Future Tax on Today's Timing Differences
A deferred tax liability is tax payable in future on taxable temporary differences. How IAS 12 works for UAE companies under Corporate Tax.
deferred tax liability meaning
A deferred tax liability is the income tax payable in future periods on taxable temporary differences — situations where an asset's carrying amount exceeds its tax base, or a liability's carrying amount is below its tax base. The classic example is accelerated tax depreciation: the company claims tax relief faster than accounting depreciation, paying less tax now but more later.
- Definition
- Future tax payable on taxable temporary differences (carrying amount > tax base)
- IAS 12 (IFRS Foundation, as of 2026-10-02)
- Classic trigger
- Accelerated tax depreciation exceeding accounting depreciation
- IAS 12
- Measurement
- At tax rates expected to apply when the liability settles (no discounting)
- IAS 12
- UAE rate
- 9% Corporate Tax above AED 375,000; 15% DMTT for in-scope MNEs (CD 142/2024, FYs from 1 Jan 2025)
- FDL 47/2022; Cabinet Decision 142/2024
- Recognition
- Recognised for all taxable temporary differences (narrow exceptions)
- IAS 12
# What Deferred Tax Liability means
A deferred tax liability is the balance sheet's recognition that today's tax bill is not the whole story. Whenever accounting and tax law measure the same item differently — different depreciation speeds, different revenue timing, different treatment of revaluations — temporary differences arise. A taxable temporary difference means more tax will be paid in the future than the current accounts suggest; IAS 12 requires recognising a liability for it now.
The mechanics run through the tax base concept: the amount attributable to an asset or liability for tax purposes. Compare carrying amount (accounts) with tax base (tax law). Asset carrying amount above tax base — for example, equipment carried at AED 800,000 in the accounts but with a tax written-down value of AED 500,000 after accelerated capital allowances — gives a taxable temporary difference of AED 300,000. At 9%, the deferred tax liability is AED 27,000.
The liability is not a provision for a dispute or an estimate of next year's bill. It is the mechanical future-tax consequence of differences that already exist at the reporting date, measured at the rates expected to apply on reversal — which is why announced future rate changes immediately remeasure deferred tax balances.
# How Deferred Tax Liability works
Computing deferred tax follows a disciplined sequence.
Step 1: identify temporary differences. For each asset and liability, compare carrying amount to tax base. Common UAE sources: accelerated tax depreciation vs straight-line accounting depreciation; provisions recognised in accounts but deductible only when paid (these create deferred tax assets); fair-valued investment property with no tax-base step-up; revalued PPE; undistributed profits of subsidiaries where dividends would be taxable.
Step 2: classify. Taxable differences (future tax up) → liability; deductible differences (future tax down) → asset, subject to the probability-of-profit test.
Step 3: measure. Apply the tax rate expected when the difference reverses — substantively enacted rates at the reporting date. No discounting. For UAE companies this is normally 9% (above the AED 375,000 zero band), with the 15% DMTT layer analysed separately for in-scope groups under the Pillar Two exception.
Step 4: allocate. Deferred tax follows its underlying item: recognised in profit or loss normally, but in other comprehensive income for revaluations, and in equity for items recognised directly in equity.
Step 5: offset and present. Offset assets against liabilities only when there is a legal right and they relate to the same tax authority and entity (or group filing jointly). Always present as non-current.
# Deferred Tax Liability in the UAE: rules and context
Deferred tax arrived in the UAE with Corporate Tax, and it is still bedding in. Before FDL 47/2022, UAE financial statements simply had no IAS 12 positions — auditors are now building them from scratch, and the learning curve shows in three places.
First, the depreciation difference dominates. UAE tax law's capital allowances and accounting depreciation policies rarely align, particularly for real estate, plant and logistics fleets. Every UAE audit now includes a tax-base reconciliation that did not exist three years ago.
Second, the DMTT layer. Cabinet Decision 142/2024 introduced the 15% Domestic Minimum Top-up Tax for financial years from 1 January 2025, applying to large multinational groups. IAS 12's temporary exception means no deferred tax is recognised on the top-up tax itself, but groups must disclose their Pillar Two exposure — and the DMTT changes effective-rate forecasting, which feeds the deferred tax asset recoverability test. UAE-headquartered MNEs are modelling this now.
Third, the FTA interface. The Corporate Tax return's deferred tax disclosures must reconcile to the IAS 12 notes. A deferred tax liability the accounts recognise but the return ignores — or vice versa — is an audit and FTA enquiry trigger. The practical lesson UAE finance teams are learning: maintain a single tax-base register that serves both the IAS 12 computation and the tax computation, rather than two disconnected spreadsheets.
# Worked example: Deferred Tax Liability in numbers
Gulf Fabrication LLC buys machinery for AED 2,000,000 in 2025. Accounting depreciation: straight-line over 10 years (AED 200,000/year). Tax: UAE capital allowances permit a faster write-off — assume AED 500,000 in year 1 for illustration.
End of 2025: carrying amount AED 1,800,000; tax base AED 1,500,000; taxable temporary difference AED 300,000. Deferred tax liability at 9%: AED 27,000. The company paid AED 45,000 less current tax than its accounting profit suggested (300,000 × 9% on the extra allowance, ignoring the zero band for simplicity) — the DTL recognises that this benefit reverses.
By end of year 4, accounting carrying amount is AED 1,200,000 while the tax base is fully written down (AED 0); temporary difference AED 1,200,000; DTL AED 108,000. From year 5, accounting depreciation continues (AED 200,000/year, no tax relief left), so taxable profit exceeds accounting profit, the company pays the 'extra' tax, and the DTL unwinds — reaching zero when the asset is fully depreciated in the accounts.
The worked example shows the liability's true nature: not an extra tax, but the timing of tax, recognised so that each year's total tax expense (current + deferred) matches the accounting profit it relates to.
# Common mistakes with Deferred Tax Liability
Assuming no deferred tax because 'we are in the UAE'. The pre-2023 habit. Corporate Tax created temporary differences from day one — every audit now tests IAS 12.
Using the wrong rate. Measuring at 9% flat without considering the AED 375,000 zero band, or ignoring substantively enacted future changes. The rate must reflect expected reversal-period law.
Forgetting the DMTT exception. Recognising deferred tax on Pillar Two top-up tax exposures — IAS 12 explicitly provides a temporary exception. Disclose the exposure instead.
No tax-base register. Computing deferred tax as a year-end plug without maintaining asset-by-asset tax bases. The FTA reconciles the return to these figures; a plug does not survive enquiry.
Misallocating to profit or loss. Routing deferred tax on revaluations or equity items through profit or loss distorts both profit and OCI. Follow the underlying item — IAS 12's 'backwards tracing' is mandatory, not optional.
Sources and legal basis
Authorities, systems and registers2
Terms used2
- International Accounting Standards Board
- IFRS Foundation
Rates, thresholds and deadlines change. Every figure above is linked to the authority that publishes it — if the two ever disagree, the authority is right and this page is out of date. Tell us and we will fix it.
Frequently asked questions
What is a deferred tax liability in simple terms?
Tax you will pay in the future because of how you account for things today. If tax law lets you deduct an expense faster than your accounts recognise it, you pay less tax now — but the difference reverses later, when you will pay more. The deferred tax liability puts that future bill on today's balance sheet, so profit is not overstated.
What causes a deferred tax liability?
Taxable temporary differences: the asset's book value exceeds its tax base (e.g. tax depreciation ran ahead of accounting depreciation), or a liability's book value is below its tax base. Revalued property (revaluation surplus with no tax base step-up) and undistributed subsidiary profits (where distribution would trigger tax) are other common causes.
How is a deferred tax liability different from a deferred tax asset?
A liability means you will pay more tax later (taxable temporary differences); an asset means you will pay less later or have losses to use (deductible temporary differences, unused losses/credits). Assets are only recognised when future taxable profit is probable — a recoverability test liabilities do not face. They are offset only under strict same-authority, same-entity conditions.
Do UAE companies need deferred tax under Corporate Tax?
Yes. IAS 12 applies wherever income taxes exist, and the UAE's 9% Corporate Tax (FDL 47/2022) creates temporary differences like anywhere else — depreciation timing, provisions, fair value movements, lease accounting. Companies that assumed 'no tax, no deferred tax' from the pre-2023 era must now maintain full IAS 12 positions, and auditors test them.
How does the UAE DMTT affect deferred tax?
The 15% Domestic Minimum Top-up Tax (Cabinet Decision 142/2024, applying to financial years from 1 January 2025) means large in-scope groups may face top-up tax where their effective rate falls below 15%. IAS 12 was amended to provide a temporary exception from recognising deferred tax on Pillar Two top-up taxes — but groups must still disclose their exposure. The DMTT makes effective-rate forecasting, and hence deferred tax recoverability analysis, significantly more complex.
Is deferred tax discounted?
No — IAS 12 prohibits discounting deferred tax balances, even though they may reverse years ahead. They are also always classified as non-current, regardless of when the underlying difference reverses. Both rules are deliberate simplifications to keep IAS 12 operable.
What disclosures does IAS 12 require?
The components of tax expense, reconciliations of accounting profit to tax expense (the effective tax rate reconciliation — heavily scrutinised), unrecognised deferred tax assets and why, and the temporary differences underlying each deferred tax balance. For UAE groups, the ETR reconciliation is new territory and a frequent source of audit adjustments.