Accounting Concepts & Standards
T-Accounts: How They Work, With Examples
A T-account is a simple visual of a single general ledger account, shaped like the letter T: the account name sits on top, debits go on the left side, and credits go on the right. Accountants use T-accounts to sketch how a transaction hits each account before it becomes a formal journal entry, and to total an account and find its balance. The left-debit, right-credit layout is fixed and never changes, regardless of the account.
T-accounts are a teaching and drafting tool, not a formal accounting record. Software posts entries directly, but the logic underneath, one debit for every credit, is exactly what a T-account makes visible.
What is a T-account?
A T-account is a two-column representation of one ledger account, with debits on the left and credits on the right. The horizontal bar of the T holds the account title (Cash, Accounts Payable, Sales). Everything below the vertical bar records activity: debit amounts stack on the left, credit amounts on the right. The difference between the two sides is the account balance.
Each account in the chart of accounts gets its own T-account. A single transaction touches at least two of them, one debit and one credit of equal size, which is the core of double-entry accounting. Draw the two Ts side by side and the equal-and-opposite movement is obvious at a glance.
The debit-left, credit-right structure
Debit means left, credit means right. That is the only universal rule of a T-account, and it holds for every account type. Debit and credit do not mean increase or decrease, and they do not mean good or bad. They are positions. Whether a debit raises or lowers the balance depends on what kind of account you are posting to.
Written out as a shape, a Cash T-account looks like this:
Cash
------------------------
Debit (+) | Credit (-)
1,000 | 400
1,000 |
------------------------
Bal 1,600 |
Cash is an asset, so debits (left) increase it and credits (right) decrease it. The left column totals 2,000, the right column totals 400, and the balance of 1,600 lands on the debit side because that is the larger side. The mechanics of which side increases an account come from the rules of debits and credits, which a T-account displays rather than replaces.
Normal balances by account type
An account’s normal balance is the side, debit or credit, on which it usually carries its total. Assets and expenses are debit-normal: they go up on the left. Liabilities, equity, and revenue are credit-normal: they go up on the right. This split traces directly to the accounting equation, Assets = Liabilities + Equity, and it tells you which side to expect a positive balance on.
The table below shows the increase side and normal balance for each major account type. Contra accounts (like Accumulated Depreciation or Treasury Stock) deliberately carry the opposite of their parent, so they are listed separately.
| Account type | Increases with | Decreases with | Normal balance | Examples |
|---|---|---|---|---|
| Asset | Debit (left) | Credit (right) | Debit | Cash, Accounts Receivable, Inventory, Equipment |
| Expense | Debit (left) | Credit (right) | Debit | Rent Expense, Salaries, Cost of Goods Sold |
| Liability | Credit (right) | Debit (left) | Credit | Accounts Payable, Notes Payable, Accrued Expenses |
| Equity | Credit (right) | Debit (left) | Credit | Common Stock, Retained Earnings |
| Revenue | Credit (right) | Debit (left) | Credit | Sales Revenue, Service Revenue |
| Contra-asset | Credit (right) | Debit (left) | Credit | Accumulated Depreciation, Allowance for Doubtful Accounts |
| Contra-equity | Debit (left) | Credit (right) | Debit | Treasury Stock, Dividends |
A quick memory aid is the acronym DEALER: Dividends, Expenses, and Assets are debit-normal; Liabilities, Equity, and Revenue are credit-normal. If an account ever shows a balance on the wrong side, that is a signal to investigate, an asset with a credit balance or a revenue account with a debit balance usually points to an error or an unusual event.
Worked example: posting a transaction
Posting to T-accounts means writing each half of a transaction into the correct side of the correct account, then totaling. Start with a journal entry, identify the debit and the credit, and drop each amount onto the matching side. The example below runs three transactions for a new consulting business through their T-accounts.
The three transactions:
- The owner invests $10,000 cash to start the business.
- The business buys $4,000 of equipment, paying cash.
- The business bills a client $2,500 for services performed on account (client will pay later).
Each transaction as a journal entry, following the format covered in journal entries:
| # | Debit | Credit | Amount |
|---|---|---|---|
| 1 | Cash | Common Stock | $10,000 |
| 2 | Equipment | Cash | $4,000 |
| 3 | Accounts Receivable | Service Revenue | $2,500 |
Now post those to T-accounts. Debits land on the left, credits on the right:
Cash Equipment Common Stock
------------------- ------------------- -------------------
(1) 10,000 | 4,000 (2) (2) 4,000 | | 10,000 (1)
------------------- ------------------- -------------------
Bal 6,000 | Bal 4,000 | | Bal 10,000
Accounts Receivable Service Revenue
------------------- -------------------
(3) 2,500 | | 2,500 (3)
------------------- -------------------
Bal 2,500 | | Bal 2,500
Read the balances: Cash is $6,000 (debit), Equipment $4,000 (debit), Accounts Receivable $2,500 (debit), Common Stock $10,000 (credit), and Service Revenue $2,500 (credit). Total debits are 6,000 + 4,000 + 2,500 = $12,500. Total credits are 10,000 + 2,500 = $12,500. The two sides match, which is the proof that the books balance and that the entries feed cleanly into a trial balance.
Notice that Cash appears twice, once as a debit in transaction 1 and once as a credit in transaction 2. That is normal: a single account collects every entry that touches it, and its balance is just the net of its own left and right columns.
How T-accounts relate to the general ledger
A T-account is a simplified stand-in for a ledger account. The general ledger is the formal record that holds every account with dates, references, running balances, and full transaction detail. A T-account strips that down to two columns so you can reason about a posting quickly. Accountants and students use T-accounts to plan or check an entry; the actual balances live in the ledger, and in practice inside accounting software.
The workflow is consistent: a transaction is analyzed, recorded as a journal entry, posted to ledger accounts (which a T-account sketches), and then summarized on a trial balance to confirm total debits equal total credits. T-accounts sit in the middle of that chain as the visual link between a journal entry and the balance it produces.
FAQ
What does a T-account look like?
A T-account is drawn as a large letter T. The account name sits on the horizontal top bar. Below the vertical bar, the left column records debit amounts and the right column records credit amounts. You total each column, subtract the smaller from the larger, and write the resulting balance on the side that is bigger. Every account, from Cash to Retained Earnings, uses this same two-sided layout.
Do debits always mean an increase in a T-account?
No. A debit is simply the left side of the account, and whether it increases or decreases the balance depends on the account type. Debits increase assets and expenses but decrease liabilities, equity, and revenue. For example, a debit to Cash (an asset) raises the balance, while a debit to Accounts Payable (a liability) lowers it. The side is fixed; the effect varies.
What is the normal balance of a T-account?
An account’s normal balance is the side it usually carries a positive total on. Assets and expenses are debit-normal (left side), while liabilities, equity, and revenue are credit-normal (right side). A memory aid is DEALER: Dividends, Expenses, Assets are debit-normal; Liabilities, Equity, Revenue are credit-normal. A balance on the opposite side often signals an error worth checking.
How do you balance a T-account?
Add up the debit column and the credit column separately. Subtract the smaller total from the larger one. Write the difference on the side with the larger total, that is the account’s ending balance. For instance, if Cash has $12,000 in debits and $4,000 in credits, the balance is $8,000 on the debit side. If both sides are equal, the account balances to zero.
Are T-accounts still used with accounting software?
Accounting software posts entries directly to the ledger, so businesses rarely draw T-accounts in daily practice. They remain a standard teaching tool and a fast way to reason through a tricky entry, an adjusting entry, a correction, or an unfamiliar transaction, before recording it. The debit-left, credit-right logic a T-account shows is exactly what the software applies under the hood.
What is the difference between a T-account and a journal entry?
A journal entry is the chronological record of a transaction, listing the accounts debited and credited with a date and description. A T-account is organized by account instead of by date, gathering every debit and credit that hits one account so you can find its balance. Journal entries capture transactions as they happen; T-accounts and the ledger organize those same amounts account by account.
Reviewed by The Ledgerism Editorial Team. Last reviewed: July 2026.