How to Account for Revaluation Reserves Under IFRS

Revaluation reserve accounting under IFRS works like this: when you mark an item of property, plant, and equipment up to fair value, the gain bypasses profit or loss, goes through other comprehensive income, and settles in an equity account called the revaluation surplus. From there, you depreciate the asset on its new higher amount, recognize a deferred tax liability on the temporary difference, absorb any later impairment against the surplus first, and eventually reclassify the balance to retained earnings, either gradually as the asset is used or in one move when it is sold.

None of it touches net income at recognition. That is the whole point of the reserve. The company has not sold anything and no cash has changed hands, so IAS 16 keeps the paper gain out of distributable profit and parks it in its own line within equity, separate from retained earnings. Whether that balance can ever be paid out as a dividend is a question of local corporate law rather than IFRS; the standard simply requires disclosure of any restrictions on distributing it, which most jurisdictions impose until the gain is realized.¹

One boundary before the mechanics. US GAAP does not permit upward revaluation of PP&E at all. Assets stay at historical cost less depreciation, and while write-downs for impairment are allowed, write-backs are not. If your reporting framework is US GAAP, none of what follows applies.

What You Can Actually Revalue

The revaluation model in IAS 16 covers tangible long-term assets: land, buildings, machinery, equipment. The election is a policy choice, and it applies to an entire class of assets. You cannot revalue one favorable building and leave the rest of the portfolio at cost. Revalue one, revalue all in that class.¹

Intangibles can be revalued under IAS 38, but only if there is a quoted price in an active market for the specific item. That threshold excludes most intangibles, including patents, customer lists, and internally generated brands. Standardized items like taxi medallions or fishing quotas can qualify; ordinary intangibles rarely do.²

Recording the Upward Revaluation

Take a building purchased for $2,000,000 with accumulated depreciation of $400,000, so carrying amount is $1,600,000. A valuation puts fair value at $2,200,000. The $600,000 uplift is credited to the revaluation surplus through other comprehensive income. IAS 16 lets you handle the accumulated depreciation in one of two ways.

Elimination Method

This is the simpler and more common approach. Wipe out accumulated depreciation against the gross carrying amount, then restate the asset to fair value.¹ In the example:

Debit Accumulated Depreciation $400,000, Credit Building $400,000, to clear the depreciation.
Debit Building $600,000, Credit Revaluation Surplus $600,000, to bring carrying amount up to $2,200,000.

Proportional Restatement Method

Here you scale both the gross amount and the accumulated depreciation by the same ratio so the net still equals the new fair value. The ratio in the example is $2,200,000 / $1,600,000, or 1.375. Gross becomes $2,750,000, accumulated depreciation becomes $550,000, and the net remains $2,200,000. The $600,000 credit to the revaluation surplus is the same as under elimination.³ This method preserves the depreciation history in the accounts.

If the Asset Was Previously Written Down

If a prior revaluation decrease went through profit or loss, the current uplift does not go straight to the surplus. It first reverses that earlier loss through the income statement, dollar for dollar. Only the amount above the prior loss reaches the revaluation surplus.¹

Depreciation After Revaluation

From the revaluation date forward, depreciate the asset on its new carrying amount over its remaining useful life. In the building example, if the depreciable amount rises from $1,000,000 over 50 years to $1,350,000 over 45 remaining years, the annual charge moves from $20,000 to $30,000. The extra $10,000 hits profit or loss, so higher reported asset values come at the price of a heavier depreciation drag.

The revaluation is also a sensible point to review useful life, residual value, and depreciation method. IAS 16 expects that review at least at each year-end regardless.

Impairment on a Revalued Asset

A revalued asset still gets tested for impairment under IAS 36 when indicators exist.⁴ The loss is applied in the reverse order of the uplift: first against any existing revaluation surplus for that asset through other comprehensive income, and then, if the loss exceeds the surplus, the excess goes to profit or loss.¹

Reversals work the same way in reverse. Where a genuine change in estimates supports recovery, the reversal hits profit or loss only up to the amount of any prior impairment that was recognized there. Anything beyond that becomes a revaluation increase and flows through other comprehensive income.⁴

Deferred Tax on the Surplus

Tax authorities generally ignore accounting revaluations, so the asset’s tax base stays at original cost while the carrying amount rises. That gap is a taxable temporary difference under IAS 12, and it requires a deferred tax liability.⁵ Because the revaluation gain sits in other comprehensive income, the deferred tax on it goes to other comprehensive income as well. The revaluation surplus on the balance sheet is therefore the gross uplift minus the associated deferred tax.

The deferred tax has to be tracked through the piecemeal transfer too. Using the IAS 12 illustrative figures, if excess depreciation for a year is $1,590 and the related deferred tax is $557, the net amount reclassified from surplus to retained earnings is $1,033.⁵ Skipping the tax leg overstates what actually lands in retained earnings and inflates any distributable-profit calculation that keys off it.

Moving the Surplus to Retained Earnings

The surplus never stays in equity forever. It gets reclassified to retained earnings by one of two routes, and both are equity-to-equity movements. Nothing passes through profit or loss.

On Disposal

When the asset is sold or retired, the entire remaining surplus attributable to it transfers directly to retained earnings.¹ The gain or loss on the sale itself, measured against the revalued carrying amount, is recognized separately in profit or loss.

Piecemeal Over the Asset’s Life

IAS 16 permits, but does not require, an annual transfer equal to the excess depreciation, meaning the difference between depreciation on the revalued amount and what would have been charged on the original cost.¹ In the building example, that annual transfer is $10,000 gross, adjusted for the related deferred tax. Doing this each year neutralizes the effect the heavier depreciation would otherwise have on retained earnings. By the time the asset is fully depreciated or sold, the entire surplus has migrated across one way or the other.

What You Need to Disclose

Revalued PP&E carries disclosure obligations that assets at cost do not. For each revalued class, IAS 16 requires:¹

The effective date of the most recent revaluation.
Whether an independent valuer was involved.
The carrying amount that would have been reported under the cost model, so readers can see how much of the balance sheet reflects appraisal rather than transaction price.
The revaluation surplus balance, the movement during the period, and any restrictions on distributing it to shareholders.
A reconciliation of the carrying amount showing additions, revaluation changes, impairment, depreciation, disposals, and the closing balance.

The cost model comparison is the disclosure analysts tend to reach for first, because it isolates the appraisal element from the cash-invested element of asset value.

1
IFRS Foundation. IAS 16 Property, Plant and Equipment
2
IAS Plus. IAS 38 Intangible Assets
3
IFRS Foundation. IAS 16 and IAS 38 — Revaluation Method — Proportionate Restatement of Accumulated Depreciation
4
IFRS Foundation. IAS 36 Impairment of Assets
5
IFRS Foundation. IAS 12 Income Taxes Illustrative Examples