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Debits And Credits
One area of great confusion to most accounting
novices, including most small business people, is the notion
of a "debit" or "credit". Firstly, it is absolutely essential
that it is made clear from the start that these are technical terms
used by accountants. They do not have the same meaning as the terms
"debit" (loss or negative balance) or "credit" (gain or positive
balance) that we use in everyday English.
At this point we could spend a considerable
amount of time discussing why certain asset and liability accounts
are debit type, while others are credit type and so on and so
forth. At this point we would gain little from the effort.
Therefore, simply accept the fact that the following types of
general ledger accounts have the following classifications:
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Account
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Type
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Sales
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Credit
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Stock
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Debit
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Opening
stock
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Debit
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Closing
stock
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Credit
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Cost of
sales
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Debit
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Expenses
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Debit
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Debtors
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Debit
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Creditors
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Credit
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Purchases
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Debit
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Bank
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Bank
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Account balances in a general ledger are changed
by either issuing a debit or a credit amount. Whether you wish to
increase or decrease a balance depends on the debit/credit type of
the account and the debit/credit type of the transaction effecting
it. The following rules apply:
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Debit transactions increase debit accounts
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Credit transactions increase credit accounts
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Debit transactions decrease credit accounts
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Credit transactions decrease debit accounts
Observe one important point. A "credit"
transaction will sometimes increase the balance of an
account, at other times decrease the balance of an account.
It depends on the debit/credit type assigned to both the account
and the transaction.
One of the rules of double-entry book keeping is
that for every credit transaction there must be a corresponding
debit (or series of debit) transactions to offset the credit.
Likewise, for every debit transaction there must be a corresponding
credit (or series of credits). Again, the accounting notion of
'balance' reappears. Hence also the term 'double entry.'
Let's run through some examples:
You sell a $50 stock item to your account
customer, acme. The transaction would take the form of:
Credit sales for $50. Sales is a credit account
so the $50 credit increases total sales by $50.
Debit customer accounts (receivables) $50.
Receivables is a debit account so this increases the amount owed to
you by $50.
If you sold the same item for cash, the journal
entries would be:
Credit sales $50. Sales is a credit account so
the $50 credit increases total sales by $50.
Debit your bank account $50. Since your bank
account is a debit account, this will increase its balance by
$50.
Let's say you wish to purchase goods from a
supplier for $50.
Debit your purchases account $50. Since purchases
is a debit account, a debit plus a debit results in an increase to
this account.
Credit your creditor the $50 amount owing. Since
your supplier accounts (creditors) is a credit account, this will
increase the amount you owe your suppliers by $50.
If you paid cash for the stock, then you would
credit your bank account $50 instead, since the money is coming out
of your cash reserves. Because a bank account is a debit account
and the transaction is a credit amount, this would result in a
reduced bank balance.
Debits and credits need to be taken into
historical context if we are to understand the point of this
system. When you raise an invoice using an accounting program such
as CAPITAL Office, sales are increased, customer account balances
are increased, stock levels are decreased and cost of sales is
increased. The computer never adjusts your stock level then forgets
to adjust your cost of sales. Yet forgetting to do such things can
be a very common source of error for humans. The above procedures
ensure that the total debits in the system must equal the total
credits. If they don't, we know there is a mistake somewhere in our
manual record keeping. In a computerised system the use of debits
and credits is somewhat redundant. Their use remains mandatory for
other reasons, however. Much of the world's accounting systems are
not yet computerised and there are also significant historical
reasons for maintaining this operational method. As a consequence
CAPITAL GL Controller also uses the traditional "debit" and
"credit" approach.
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