Adjusting Entries Affect At Least One: The Hidden Accounting Trick Every CFO Is Using Right Now

8 min read

You're staring at your trial balance. Everything balances. Debits equal credits. You're ready to close the books and move on with your life.

Then your CPA asks: "Where are the adjusting entries?"

If you've ever frozen at that question — or worse, sent financials out the door without them — you're not alone. Adjusting entries are the quiet, unglamorous workhorses of accrual accounting. They don't show up in daily transactions. So naturally, they don't come with receipts. But skip them, and your numbers lie.

Here's the thing most textbooks won't tell you: **adjusting entries affect at least one balance sheet account and at least one income statement account. Here's the thing — every single time. ** No exceptions. In real terms, that's not a suggestion. It's the structural rule that keeps your financial statements honest It's one of those things that adds up..

Let's unpack why that matters — and how to stop dreading them Simple, but easy to overlook..

What Is an Adjusting Entry

An adjusting entry is a journal entry made at the end of an accounting period to update account balances before financial statements are prepared. That's the textbook version.

In practice? Because of that, it's how you record things that happened but haven't been recorded yet. Or things that were recorded but need to be split across periods.

You didn't get a bill for December's utilities until January 5th. The expense happened in December. The cash leaves in January. So naturally, without an adjusting entry, December's expenses are understated. Even so, january's are overstated. Both months are wrong Not complicated — just consistent..

Same with revenue. Day to day, you finished a project on December 28th. Which means the client pays January 15th. Day to day, the revenue belongs in December. The cash arrives in January. Adjusting entry bridges that gap.

The Two Accounts Rule

Here's the rule that saves you every time: every adjusting entry touches at least one balance sheet account and at least one income statement account.

Always.

  • Accrued expense? Debit expense (income statement), credit payable (balance sheet).
  • Prepaid expense? Debit expense (income statement), credit prepaid asset (balance sheet).
  • Unearned revenue? Debit unearned revenue (balance sheet), credit revenue (income statement).
  • Accrued revenue? Debit receivable (balance sheet), credit revenue (income statement).
  • Depreciation? Debit depreciation expense (income statement), credit accumulated depreciation (balance sheet).

Notice the pattern? One side measures performance (income statement). The other measures position (balance sheet). Consider this: that's not accidental. That's the whole point of accrual accounting — matching what you earned and what you spent to the period they belong to, regardless of when cash moves.

Why It Matters / Why People Care

Financial statements without adjusting entries aren't just incomplete. They're misleading.

The Matching Principle in Action

Revenue recognition and expense matching are the twin pillars of accrual accounting. So naturally, you recognize revenue when it's earned. You match expenses to the revenue they helped generate — or to the period they benefited.

Adjusting entries are the mechanism that makes this possible.

Without them:

  • Your December profit looks great because you haven't recorded the $12,000 in wages earned but not yet paid.
  • Your January profit tanks because that same $12,000 hits all at once.
  • Your assets are overstated because prepaid insurance hasn't been expensed.
  • Your liabilities are understated because accrued interest payable doesn't exist.

Real talk — this step gets skipped all the time It's one of those things that adds up. Practical, not theoretical..

Investors, lenders, and tax authorities all rely on numbers that reflect economic reality — not just cash timing. Adjusting entries are what translate cash-basis chaos into accrual-basis clarity Still holds up..

Real-World Consequences

A small construction company I worked with once skipped year-end adjusting entries for three years running. Simple. Also, expenses when cash went out. They recorded revenue when cash came in. Clean. Wrong Not complicated — just consistent..

When they finally applied for a line of credit, the bank's underwriter spotted the pattern immediately. The debt-to-equity ratio looked fine — until you realized $200K in accrued liabilities were missing. Revenue was lumpy. Expenses didn't align with projects. The loan was denied.

They spent six months reconstructing three years of adjusting entries. Cost them more in accounting fees than the interest would've been Worth keeping that in mind..

How It Works (or How to Do It)

Adjusting entries follow a rhythm. Once you internalize the categories, they stop feeling like guesswork Most people skip this — try not to..

1. Accrued Expenses (Accrued Liabilities)

What happened: You incurred an expense. You haven't paid it. No invoice yet, or invoice hasn't been processed Easy to understand, harder to ignore..

Examples:

  • Wages earned by employees but not yet paid
  • Interest accrued on loans
  • Utilities used but not yet billed
  • Taxes owed but not yet remitted

Entry:

Debit: Expense (Income Statement)
Credit: Accrued Liability / Payable (Balance Sheet)

Pro tip: Set up recurring accruals for predictable items like payroll and interest. Reverse them on the first day of the next period. Clean. Consistent. Audit-friendly.

2. Prepaid Expenses (Deferred Expenses)

What happened: You paid cash upfront. The benefit spans multiple periods.

Examples:

  • Insurance premiums paid annually
  • Rent paid in advance
  • Software subscriptions
  • Property taxes paid early

Initial entry (when cash leaves):

Debit: Prepaid Asset (Balance Sheet)
Credit: Cash (Balance Sheet)

Adjusting entry (each period):

Debit: Expense (Income Statement)
Credit: Prepaid Asset (Balance Sheet)

Common mistake: Forgetting to adjust. The prepaid asset sits on the balance sheet forever, growing like a snowball. Meanwhile, expense is understated every month.

3. Unearned Revenue (Deferred Revenue)

What happened: Customer paid you. You haven't delivered the goods or services yet.

Examples:

  • Annual subscriptions collected upfront
  • Deposits for future work
  • Gift cards sold
  • Retainer fees

Initial entry (when cash arrives):

Debit: Cash (Balance Sheet)
Credit: Unearned Revenue (Balance Sheet)

Adjusting entry (as you earn it):

Debit: Unearned Revenue (Balance Sheet)
Credit: Revenue (Income Statement)

Watch for: Recognizing revenue too fast. If you sell a 12-month subscription in December, you don't recognize 12 months of revenue in December. You recognize one month. The other 11 stay in unearned revenue.

4. Accrued Revenue (Accrued Assets)

What happened: You earned revenue. You haven't billed the customer. No cash yet.

Examples:

  • Services performed but not yet invoiced
  • Interest earned on loans receivable
  • Rent earned but not yet collected
  • Milestone completed in a long-term contract

Entry:

Debit: Accrued Receivable / Unbilled Revenue (Balance Sheet)
Credit: Revenue (Income Statement)

Danger zone: This is the easiest one to miss. No invoice. No cash. No reminder. You have to know the work was done. Project managers and accountants need to talk Small thing, real impact. Surprisingly effective..

5. Depreciation and Amortization

What happened: You bought a long-lived asset. Its cost needs to be spread over its useful life.

Entry:

Debit: Depreciation/Amortization Expense (Income Statement)
Credit: Accumulated Depreciation/Amortization (Balance Sheet — contra

### 5. Depreciation and Amortization (Continued)  
The entry is completed as:  

Debit: Depreciation/Amortization Expense (Income Statement)
Credit: Accumulated Depreciation/Amortization (Balance Sheet — contra asset)

This entry systematically allocates the cost of tangible assets (depreciation) or intangible assets (amortization) over their useful lives. It prevents overstating asset values and ensures expenses match the economic benefits received. **Pro tip:** Use straight-line for consistency or accelerated methods for tax efficiency, but document your methodology for auditors.  

### 6. Allowance for Doubtful Accounts  
**What happened:** You sold goods/services on credit, but some customers may default.  
**Entry:**  

Debit: Bad Debt Expense (Income Statement)
Credit: Allowance for Doubtful Accounts (Balance Sheet — contra asset)

**Why adjust:** To report accounts receivable at their estimated collectible value and match uncollectible costs with the revenue they generated. **Methods:**  
- **Percentage of Sales:** Estimate bad debts as a % of total credit sales.  
- **Aging Schedule:** Categorize receivables by age and apply higher percentages to older balances.  
**Watch for:** Overestimating allowances inflates expenses; underestimating overstates assets. Reconcile this account quarterly based on historical data.  

### 7. Inventory Adjustments  
**What happened:** Physical inventory counts reveal discrepancies between recorded and actual stock.  
**Entry (for shrinkage/obsolescence):**  

Debit: Cost of Goods Sold (Income Statement)
Credit: Inventory (Balance Sheet)

**Common triggers:** Theft, spoilage, or write-downs of obsolete stock. **Pro tip:** Conduct cycle counts monthly to catch issues early, and use FIFO or LIFO consistently to align with your inventory valuation method.  

### Conclusion  
Adjusting entries transform raw financial data into an accurate reflection of a company’s economic reality. By recognizing revenues when earned, expenses when incurred, and assets/liabilities at their fair

value, adjusting entries help see to it that financial statements comply with accrual accounting principles and give stakeholders a reliable view of performance and financial position.

Without them, profits may be overstated, expenses may be understated, and assets or liabilities may not reflect what the business actually owns or owes. That can lead to poor decisions, missed tax obligations, inaccurate reporting, and compliance issues.

For small businesses and growing teams, the key is consistency. So make adjusting entries part of every month-end close, document the assumptions behind each adjustment, and review recurring entries such as depreciation, prepaid expenses, accrued wages, and deferred revenue. Over time, this discipline makes your books cleaner, your reports more useful, and your financial decisions more confident.

This is the bit that actually matters in practice.

In short, adjusting entries are not just technical accounting steps—they are the bridge between everyday transactions and accurate financial reporting. Done properly, they turn raw bookkeeping data into meaningful insight.
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