Accumulated Depreciation: Balance-Sheet Rollforward and Disposal

Accumulated depreciation is the cumulative depreciation recorded against an asset or asset group that remains on the books. Reconcile opening balance, current allocations and removals separately from gross asset cost to explain the closing carrying amount.

All amounts and operating results below are original fictional teaching examples in USD. They are not customer results, industry averages or forecasts. Use your own dated records and applicable accounting policies.

Distinguish the period allocation from the balance

Depreciation expense or capitalized depreciation is a current-period movement. Accumulated depreciation is a balance at a date. Gross cost and accumulated depreciation generally remain separate in a cost-model asset register; their difference supports carrying amount, subject to other relevant adjustments. Accumulated depreciation is not a liability owed to a supplier.

This fictional rollforward assumes a cost model, no impairment, revaluation, foreign exchange, transfers or estimate changes. The stated $6,000 allocation has all been treated as period expense for simplicity and includes depreciation through the disposal date. A manufacturing asset register can require a separate inventory-cost reconciliation.

Reconcile gross cost and accumulated depreciation independently

Gross cost closes at $50,000 + $10,000 − $12,000 = $48,000. Accumulated depreciation closes at $18,000 + $6,000 − $8,400 = $15,600. The resulting carrying amount is $48,000 − $15,600 = $32,400. Adding the $6,000 again to closing accumulated depreciation would duplicate the period allocation.

The opening carrying amount was $32,000. Add $10,000 cost, subtract $6,000 depreciation and subtract the disposed asset’s $3,600 carrying amount: $32,000 + $10,000 − $6,000 − $3,600 = $32,400. The gross and net reconciliations agree.

Remove both the disposed cost and its accumulated balance

The disposed asset has $12,000 cost and $8,400 accumulated depreciation at sale, leaving $3,600 carrying amount. Suppose it sells for $4,000 with no selling costs. The illustrative entry debits Cash $4,000 and Accumulated Depreciation $8,400, credits Asset Cost $12,000 and Gain on Disposal $400. Debits and credits both total $12,400.

The $4,000 receipt is sale proceeds, not all gain. The $8,400 debit removes the disposed asset’s contra balance; it is not negative current depreciation. If only cost were removed, the remaining register would retain depreciation belonging to an asset no longer held. If the period allocation already runs through the disposal date, do not record it a second time.

Tie the rollforward to individual asset evidence

Assign a durable asset ID to cost, in-use date, method, life, residual value, accumulated balance and disposal record. Reconcile opening IDs plus additions less removals to the closing register. Check fully depreciated assets still used: they may remain in the register until disposal, with cost offset by accumulated depreciation under the policy.

A total can reconcile while a disposed asset remains wrongly assigned to an active location. Verify ownership, use and disposal approvals as well as arithmetic. Do not infer a gain, loss or impairment solely from a low carrying amount. Those conclusions require separate transaction and valuation evidence.

Use a balance reconciliation for the right decision

Use the methods overview when evaluating the consumption pattern. Use the straight-line schedule to compute a method-specific time allocation. The ledger template supports posting references, while the close workflow connects the register to statements.

This article explains a financial-reporting balance. Tax basis, accumulated tax depreciation and proceeds treatment may differ and are not determined here. Preserve both schedules when required rather than overwriting financial-statement balances with tax amounts.

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Sources and scope

Primary references below support the stated definitions or framework. The worked case, numbers and decision records are original MyBreakeven material. Reviewed November 7, 2026; no external professional sign-off is claimed.

• OpenStax: disposal of long-term assets
• Sage Intacct: disposal and net-book-value examples