Study guide
8.2 Recording Adjustments & Completing the Extended Trial Balance
AAT Level 3 Diploma in Accounting Q2022
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1 Chapter 1: Accounting Principles & Ethical Framework
1.1 Fundamental Accounting Concepts & Assumptions 1.2 Regulatory Framework & IAS/IFRS Terminology 1.3 Professional Ethics & the AAT Code of Conduct
2 Chapter 2: Advanced Double-Entry Bookkeeping & Control Accounts
2.1 Capital vs. Revenue Expenditure & Prime Entry Books 2.2 Control Accounts & Reconciliation Procedures 2.3 Period-End Routines, Verification & Accounting Software
3 Chapter 3: Accounting Errors & The Suspense Account
3.1 Types of Accounting Errors & Trial Balance Impact 3.2 Correcting Errors & Clearing the Suspense Account
4 Chapter 4: Non-Current Assets: Acquisition, Register & Disposal
4.1 Capitalising Non-Current Assets & The Asset Register 4.2 Disposal of Non-Current Assets & Part-Exchange
5 Chapter 5: Depreciation Methods & Accounting Entries
5.1 Straight-Line & Reducing Balance Depreciation 5.2 Depreciation Accounting Policies & Journal Entries
6 Chapter 6: Period-End Adjustments: Accruals, Prepayments & Inventory
6.1 Accrued & Prepaid Expenses and Income 6.2 Closing Inventory Valuation & IAS 2 Rules
7 Chapter 7: Period-End Adjustments: Irrecoverable Debts & Allowances
7.1 Writing Off Irrecoverable Debts & Debt Recovery 7.2 Allowance for Doubtful Receivables 7.3 Professional Scepticism, Ethics & Period-End Pressures
8 Chapter 8: The Extended Trial Balance (ETB)
8.1 Trial Balance Structure & Initial Preparation 8.2 Recording Adjustments & Completing the Extended Trial Balance
9 Chapter 9: Financial Statements: Sole Traders
9.1 Sole Trader Statement of Profit or Loss 9.2 Sole Trader Statement of Financial Position
10 Chapter 10: Financial Statements: Partnerships
10.1 Partnership Principles & The Partnership Act 1890 10.2 Partnership Appropriation Account & Capital/Current Accounts
11 Chapter 11: Financial Statement Analysis & Ratios
11.1 Profitability & Return on Capital Employed 11.2 Liquidity, Working Capital & Efficiency Ratios
12 Chapter 12: Incomplete Records & Reconstructing Accounts
12.1 The Capital Comparison Method & Cash/Bank Summaries 12.2 Mark-up, Margin & Account Reconstruction 12.3 Testing the Reasonableness of Reconstructed Figures
8.2 Recording Adjustments & Completing the Extended Trial Balance
Key Takeaways Explain This Topic AI
The Extended Trial Balance (ETB) is a master multi-column accounting working paper (Trial Balance, Adjustments, Statement of Profit or Loss, Statement of Financial Position) that integrates period-end adjustments with initial ledger balances.
Adjustments are entered into the Adjustments Dr/Cr columns using rigorous double-entry principles; the Adjustments columns must be fully cast and balanced before extending figures across.
Nominal balances are extended horizontally by combining initial Trial Balance figures with Adjustments: revenue and expense items extend to the Statement of Profit or Loss (SPL), while assets, liabilities, and capital extend to the Statement of Financial Position (SFP).
Draft Profit for the Year is computed as the balancing credit figure in the SPL columns (Credits > Debits) and is inserted as a balancing debit in SPL and transferred as an equity addition to the SFP Credit column.
Closing inventory requires a dual entry on the ETB: a credit in the SPL columns (reducing Cost of Sales) and a debit in the SFP columns (Current Asset).
Last updated: August 2026
Recording Adjustments & Completing the Extended Trial Balance
In modern accounting practice, financial statements are rarely drafted directly from the raw nominal ledger. Between the extraction of the initial trial balance and the publication of final statutory statements, multiple year-end accounting adjustments must be calculated, recorded, and verified.
The Extended Trial Balance (ETB) is an essential accounting working paper that provides a structured, transparent mechanism to integrate period-end adjustments with initial ledger balances, compute the draft profit or loss for the year, and produce perfectly balanced inputs for the Statement of Profit or Loss (SPL) and the Statement of Financial Position (SFP) .
1. Architecture of the Extended Trial Balance
The standard Extended Trial Balance comprises an 8-column layout organized into four matched pairs of Debit and Credit columns: ┌──────────────────────────────────────────────────────────────────────────────────────────────────┐
- │ THE 8-COLUMN EXTENDED TRIAL BALANCE STRUCTURE │
- ├────────────────────┬───────────────────┬─────────────────────────────┬───────────────────────────┤
- │ 1. TRIAL BALANCE │ 2. ADJUSTMENTS │ 3. STATEMENT OF PROFIT/LOSS │ 4. STATEMENT OF FIN. POS. │
- │ Dr (£) Cr (£) │ Dr (£) Cr (£) │ Dr (£) Cr (£) │ Dr (£) Cr (£) │
- ├────────────────────┼───────────────────┼─────────────────────────────┼───────────────────────────┤
- │ Unadjusted nominal │ Year-end accruals,│ Operating expenses, cost of │ Non-current & current │
- │ ledger balances │ prepayments, dep'n│ sales, and revenue items │ assets, liabilities, and │
- │ extracted from the │ closing inventory,│ used to calculate Profit or │ owner's capital/drawings │
- │ general ledger. │ error corrections.│ Loss for the period. │ at the reporting date. │
- └────────────────────┴───────────────────┴─────────────────────────────┴───────────────────────────┘
- Primary Advantages of Using an ETB
Error Prevention : Ensures every period-end adjustment satisfies double-entry rules before financial statements are formally drafted.
Audit Trail : Provides a clear, documented link between unadjusted general ledger accounts and final published figures.
Flexibility : Enables accountants to draft and review financial statements before posting formal year-end closing journal entries into the nominal ledger.
Immediate Balancing Check : Arithmetically proves that the draft profit for the year correctly balances the Statement of Financial Position.
2. Standard Period-End Adjustments on the ETB
When preparing the ETB, adjustments are entered in the Adjustments Dr and Adjustments Cr columns against existing account lines or newly created adjustment lines at the bottom of the schedule. ┌──────────────────────────────────────────────────────────────────────────────────────────────────┐
- │ MASTER PERIOD-END ADJUSTMENTS ON THE ETB │
- ├──────────────────────────┬───────────────────────────────────────┬───────────────────────────────┤
- │ Adjustment Type │ Debit Entry (Dr) │ Credit Entry (Cr) │
- ├──────────────────────────┼───────────────────────────────────────┼───────────────────────────────┤
- │ 1. Accrued Expense │ Expense Account (SPL) │ Accruals (SFP Liability) │
- │ 2. Prepaid Expense │ Prepayments (SFP Asset) │ Expense Account (SPL) │
- │ 3. Accrued Income │ Accrued Income (SFP Asset) │ Income Account (SPL) │
- │ 4. Deferred Income │ Income Account (SPL) │ Deferred Income (SFP Liab) │
- │ 5. Closing Inventory │ Closing Inventory (SFP Asset) │ Closing Inventory (SPL Cost) │
- │ 6. Depreciation Charge │ Depreciation Expense (SPL) │ Accumulated Depreciation(SFP) │
- │ 7. Irrecoverable Debt │ Irrecoverable Debts Expense (SPL) │ Trade Receivables (SFP Asset) │
- │ 8. Allowance Increase │ Irrecoverable Debts Expense (SPL) │ Allowance for Doubtful (SFP) │
- │ 9. Allowance Decrease │ Allowance for Doubtful (SFP) │ Irrec Debts Expense (SPL) │
- │ 10. Correction of Errors │ Account understated (SPL or SFP) │ Account overstated / Suspense │
- │ 11. NCA Disposal (Cost) │ Disposals Account │ NCA at Cost (SFP) │
- │ 12. NCA Disposal (Depn) │ Accumulated Depreciation (SFP) │ Disposals Account │
- │ 13. Part-Exchange Allow. │ NCA Supplier / Payables (SFP) │ Disposals Account │
- └──────────────────────────┴───────────────────────────────────────┴───────────────────────────────┘
**The eight adjustments AAT names.** The FAPS specification lists exactly which adjustments must be placed correctly into the adjustments columns so that the adjusted trial balance still balances: closing inventory; accruals of income or expenses; prepayments of income or expenses; **corrections of errors**; depreciation; irrecoverable debts; allowances for doubtful receivables; and **disposals of non-current assets, including part-exchange**. The last two are the ones candidates most often forget are ETB items at all.
* **Corrections of errors** enter the adjustments columns exactly as they would enter the general journal (Section 3.2). Where the error created a trial balance imbalance, the suspense account appears as a line in the trial balance columns and is cleared by the adjustment, so it must extend to **neither** the SPL nor the SFP columns — a suspense balance still showing after the adjustments means an error remains unresolved.
* **Disposals** occupy three adjustment lines: cost out of the asset account, accumulated depreciation out of the depreciation account, and the proceeds or part-exchange allowance in. The resulting balance on the disposals account is the profit or loss on disposal, and it extends to the **SPL** columns — a credit balance to SPL credit (profit on disposal) or a debit balance to SPL debit (loss on disposal). Note that the disposals account is one of the accounts that can carry a balance on either side (Section 8.1).
Critical Rule for Closing Inventory
Unlike all other trading accounts, Closing Inventory does not appear on the initial Trial Balance because it is determined via physical inventory count at the close of business on the reporting date. On the ETB, closing inventory is introduced via the Adjustments columns:
Debit : Closing Inventory line in the SFP column (representing the asset owned at year-end).
Credit : Closing Inventory line in the SPL column (deducted from cost of goods available for sale to calculate Cost of Sales).
3. Horizontal Extension Rules across Columns
Once all adjustments are entered, verify that Total Adjustment Debits = Total Adjustment Credits . Then, extend every nominal line horizontally into either the SPL or SFP columns according to the following mathematical rules:
Arithmetic Combining Rules
Debit Balance + Debit Adjustment = Extended as larger Debit .
Debit Balance − Credit Adjustment = Extended as net Debit (or net Credit if adjustment exceeds balance).
Credit Balance + Credit Adjustment = Extended as larger Credit .
Credit Balance − Debit Adjustment = Extended as net Credit (or net Debit if adjustment exceeds balance).
Destination Allocation Matrix
- Account Classification Nominal Account Line Destination Column Pair Extended Column
- Income Statement Items Sales Revenue, Sublet Rent Received, Discounts Received SPL Credit
- Opening Inventory, Purchases, Carriage Inwards SPL Debit
- Closing Inventory (Trading adjustment credit) SPL Credit
- Operating Expenses (Wages, Rent, Utilities, Admin) SPL Debit
- Depreciation Charge for Year, Irrecoverable Debts Expense SPL Debit
- Allowance for Doubtful Receivables (increase / expense) SPL Debit
- Balance Sheet Items Non-Current Assets at Cost (Land, Buildings, Equipment) SFP Debit
- Accumulated Depreciation (Contra-Asset) SFP Credit
- Closing Inventory (Current Asset) SFP Debit
- Trade Receivables (Net after irrecoverable debt write-off) SFP Debit
- Allowance for Doubtful Receivables (Contra-Asset) SFP Credit
- Bank Balance (Positive asset) SFP Debit
- Prepayments, Accrued Income (Current Assets) SFP Debit
- Trade Payables, Accruals, Deferred Income (Current Liab) SFP Credit
- Bank Overdraft, Long-Term Loans (Liabilities) SFP Credit
- Owner's Capital Account (Opening) SFP Credit
- Owner's Drawings (Contra-Equity) SFP Debit
- 4. Calculating and Transferring the Profit or Loss for the Year
Once all nominal lines are extended into the SPL and SFP columns, the final balancing procedure is executed: ┌─────────────────────────────────────────────────────────────────────────────┐
- │ PROFIT BALANCING MECHANICS ON THE ETB │
- ├─────────────────────────────────────────────────────────────────────────────┤
- │ 1. Cast the SPL Columns: │
- │ • Sum SPL Credits (Total Revenues + Closing Inventory) │
- │ • Sum SPL Debits (Total Expenses + Cost of Sales) │
- │ │
- │ 2. Compute Net Profit / Loss: │
- │ • Net Profit = Total SPL Credits − Total SPL Debits │
- │ │
- │ 3. Insert the Balancing Entry: │
- │ • If NET PROFIT (Credits > Debits): │
- │ ► Enter Profit in SPL DEBIT Column (equalizes SPL Dr and Cr) │
- │ ► Enter Profit in SFP CREDIT Column (increases Owner's Equity) │
- │ │
- │ • If NET LOSS (Debits > Credits): │
- │ ► Enter Loss in SPL CREDIT Column (equalizes SPL Dr and Cr) │
- │ ► Enter Loss in SFP DEBIT Column (reduces Owner's Equity) │
- │ │
- │ 4. Cast and Verify SFP Columns: │
- │ • Total SFP Debits MUST equal Total SFP Credits! │
- └─────────────────────────────────────────────────────────────────────────────┘
- 5. Comprehensive Master ETB Case Study: Orion Retailers
To master the complete construction of an Extended Trial Balance, analyze the end-of-year accounting records of Orion Retailers (a sole proprietorship) for the financial year ended 31 December 20X5 .
Year-End Adjustment Schedule at 31 December 20X5:
Closing Inventory : Physical inventory count on 31 December 20X5 valued at cost per IAS 2 is £25,000 .
Depreciation : Plant & Equipment is depreciated at 10% per annum on cost using the straight-line method. Cost is £50,000; depreciation charge = 10% x £50,000 = £5,000 .
Irrecoverable Debt : An irrecoverable customer debt of £2,000 is to be written off from Trade Receivables.
Allowance for Doubtful Receivables : The allowance is to be adjusted to 5% of remaining trade receivables .
Adjusted receivables = £34,000 - £2,000 = £32,000 .
Required allowance = 5% x £32,000 = £1,600 .
Existing allowance in Trial Balance = £1,000 .
Increase required in SPL = £1,600 - £1,000 = £600 .
Rates Prepayment : Local authority business rates included in Rent & Rates prepaid at year-end amount to £2,000 .
Electricity Accrual : Estimated unbilled electricity consumed in Nov–Dec 20X5 amounts to £1,200 .
Master 18-Line Extended Trial Balance Table
# Account Name Trial Balance Dr (£) Trial Balance Cr (£) Adjustments Dr (£) Adjustments Cr (£) SPL Dr (£) SPL Cr (£) SFP Dr (£) SFP Cr (£)
- 1 Capital (1 Jan 20X5) 157,000 157,000
- 2 Drawings 18,000 18,000
- 3 Land & Buildings (Cost) 120,000 120,000
- 4 Plant & Equipment (Cost) 50,000 50,000
- 5 Acc. Dep'n: Plant & Equip 15,000 5,000 20,000
- 6 Opening Inventory 22,000 22,000
- 7 Trade Receivables 34,000 2,000 32,000
- 8 Allowance for Doubtful Rec. 1,000 600 1,600
- 9 Bank Balance 9,500 9,500
- 10 Trade Payables 26,000 26,000
- 11 Revenue (Sales) 240,000 240,000
- 12 Purchases 110,000 110,000
- 13 Carriage Inwards 2,500 2,500
- 14 Rent & Rates Expense 16,000 2,000 14,000
- 15 Electricity & Gas Expense 8,000 1,200 9,200
- 16 Wages & Salaries Expense 42,000 42,000
- 17 General Admin Expenses 7,000 7,000
18 Year-End Adjustment Lines:
- Irrecoverable Debts Expense 2,000 2,000
- Allowance for Doubtful (SPL) 600 600
- Depreciation Expense: Plant 5,000 5,000
- Prepayments (Rates) 2,000 2,000
- Accruals (Electricity) 1,200 1,200
- Closing Inventory 25,000 25,000 25,000 25,000
- - SUBTOTALS 439,000 439,000 35,800 35,800 214,300 265,000 256,500 205,800
- - Profit for the Year 50,700 50,700
- - BALANCED TOTALS 439,000 439,000 35,800 35,800 265,000 265,000 256,500 256,500
- Step-by-Step Mathematical Verification of Orion Retailers ETB
Trial Balance Columns :
Total Debits = £18,000 + £120,000 + £50,000 + £22,000 + £34,000 + £9,500 + £110,000 + £2,500 + £16,000 + £8,000 + £42,000 + £7,000 = £439,000
Total Credits = £157,000 + £15,000 + £1,000 + £26,000 + £240,000 = £439,000
Adjustments Columns :
- Total Debits = £1,200 + £2,000 + £600 + £5,000 + £2,000 + £25,000 = £35,800
- Total Credits = £5,000 + £2,000 + £600 + £2,000 + £1,200 + £25,000 = £35,800
Statement of Profit or Loss (SPL) :
Total Credits (Revenue + Closing Inventory) = £240,000 + £25,000 = £265,000
Total Debits (Cost of Sales + Expenses) = £22,000 + £110,000 + £2,500 + £14,000 + £9,200 + £42,000 + £7,000 + £2,000 + £600 + £5,000 = £214,300
Profit for the Year = £265,000 - £214,300 = £50,700
Balancing Entry: Insert £50,700 in SPL Debit (bringing Total SPL Debits to £265,000).
Statement of Financial Position (SFP) :
- Total SFP Debits = £18,000 + £120,000 + £50,000 + £32,000 + £9,500 + £2,000 + £25,000 = £256,500
- Total SFP Credits (before profit) = £157,000 + £20,000 + £1,600 + £26,000 + £1,200 = £205,800
- Final SFP Credits (including Profit) = £205,800 + £50,700 = £256,500
Arithmetical agreement: Total SFP Debits (£256,500) = Total SFP Credits (£256,500) .
6. The ETB for Sole Traders and for Partnerships
AAT requires you to understand how the extended trial balance differs between a sole trader and a partnership, but the FAPS specification explicitly excludes completing an ETB for a partnership from assessment. Know the difference; practise the completion for sole traders only.
Feature Sole Trader ETB Partnership ETB
Equity lines in the SFP columns One capital account, one drawings account A capital account and a current account for every partner, plus drawings for each partner
Profit for the year A single balancing figure: SPL debit column and SFP credit column The same balancing figure is struck, but it is then appropriated between the partners outside the ETB
Appropriation None — the whole profit belongs to the proprietor Salaries, interest on capital, interest on drawings and residual profit shares must be allocated (Section 10.2)
Additional lines — A partner's loan sits in liabilities, not equity; accrued partner loan interest is a current liability and a finance cost
Completion assessed in FAPS? Yes — you must be able to extend and balance it No — completion is excluded; only the difference is examinable
The practical consequence is that a partnership's profit figure leaves the extended trial balance and enters the appropriation account. That is why partnership tasks in the assessment start from a stated profit for the year rather than from an extended trial balance, and why the ETB you will be asked to complete will always be that of a sole trader.
7. Key Exam Traps and Best Practice Rules
Trap 1: Misplacing Profit on the ETB : Remember that Net Profit is a credit balance (increase in equity). On the ETB, it is placed in the SPL Debit column (to balance the statement) and the SFP Credit column (to increase capital). Inverting these will double the error (£101,400 imbalance).
Trap 2: Forgetting to Adjust Receivables before Calculating Allowance : The percentage allowance for doubtful receivables must be calculated on the net receivables figure after deducting irrecoverable debts written off (£32,000, not £34,000).
Trap 3: Omitting Closing Inventory from either SPL or SFP : Closing inventory must always appear twice : as a Credit in SPL (deducted from cost of sales) and as a Debit in SFP (Current Asset).