How to Read a Profit and Loss Statement

A profit and loss statement, also called an income statement, lists your revenue and your costs for a period and shows what is left as profit or loss. Read it from the top: revenue, then direct costs, then overheads, then profit. It shows earnings over time, not your bank balance.

What is a profit and loss statement?

It is a report that adds up everything the business earned and everything it spent over a stretch of time, usually a month, a quarter or a year. The result at the bottom is net profit, or net loss if costs were larger.

Three points to keep in mind from the start:

  • It covers a period, unlike a balance sheet, which is a snapshot on one date.
  • It shows earning and spending, not cash. A sale you have invoiced but not been paid for is on it. Money you borrowed is not.
  • It is only as accurate as the bookkeeping underneath. If bank accounts are not reconciled and transactions are miscoded, the statement will look tidy and still be wrong.

Profit and loss, P&L and income statement are the same report under three names. "Statement of operations" is sometimes used too.

How is a profit and loss statement laid out?

Most small business statements follow the same order. Here it is as a table with what each section tells you.

Section What goes in it What to look for
Revenue (income, sales) Money earned from customers in the period Is it growing, flat or lumpy? Which product or service drives it?
Cost of goods sold (COGS) or direct costs Costs that rise and fall with each sale: materials, direct labor, subcontractors How much each sale costs you to deliver
Gross profit Revenue minus direct costs The margin left to pay for everything else
Operating expenses (overheads) Rent, payroll for office staff, software, insurance, marketing, utilities Which costs are fixed and which move
Operating profit Gross profit minus operating expenses Whether the core business makes money
Other income and expenses Interest paid or earned, one-off gains and losses Items unrelated to day-to-day trading
Net profit What is left at the end The bottom line before or after tax, depending on the report

Your accounting software may use slightly different names. Whatever the labels, read down from revenue and watch how each subtotal builds.

An example, line by line

The numbers here are made up to show the mechanics.

Example (illustrative numbers only): a small service business for one month.

Line Amount
Revenue 50,000
Direct costs (subcontractors and materials) 20,000
Gross profit 30,000
Rent 3,000
Office payroll 10,000
Software and insurance 2,000
Marketing 3,000
Total operating expenses 18,000
Operating profit 12,000
Loan interest 500
Net profit 11,500

In this example the business keeps 30,000 of every 50,000 after direct costs, so gross margin is 60 percent. Overheads take 18,000, leaving 12,000 operating profit. Interest takes a little more.

Reading it: gross profit pays for overheads, and what remains is operating profit, with financing costs taken off after that. The useful questions are: is gross profit large enough to cover overheads, and how did each line compare with last month and with the budget? The second question is the subject of budget vs actual. The first leads to gross margin.

How do you read it step by step?

  1. Check the period and the basis. Confirm the dates and whether the report is on a cash or accrual basis. Accrual means income and costs appear when earned and incurred. Cash means they appear when money moves.
  2. Start with revenue. Look at the trend over several months. A single month can mislead.
  3. Look at gross profit and gross margin. If direct costs are rising faster than revenue, margin is shrinking.
  4. Review overheads. Sort the larger lines by size. Ask which are fixed and which could change.
  5. Find operating profit. This shows whether the core business pays for itself before financing costs.
  6. Compare. Put this period beside the previous one and beside the same period last year. A single statement has little meaning alone.
  7. Check for odd items. Large "miscellaneous", "uncategorized" or "ask my accountant" lines suggest the books need work.

Profit and loss vs cash flow statement

The profit and loss statement tells you whether you earned more than you spent. The cash flow statement tells you how cash moved and why it differs from profit. They disagree whenever customers pay late, you buy stock or equipment, or you repay loan principal. The full explanation is in profit vs cash flow, and the statement itself is covered in what is a cash flow statement.

Profit and loss vs balance sheet (and income statement)

The income statement and the profit and loss statement are the same thing. The balance sheet is different: it lists what the business owns, owes and what is left for the owners on a single date. The profit and loss statement feeds into it, because each period's profit adds to the owners' equity. See how to read a balance sheet.

Item Profit and loss Balance sheet Cash flow statement
Time frame A period One date A period
Main question Did we make money? What do we own and owe? Where did the cash go?
Shows Revenue, costs, profit Assets, liabilities, equity Cash in and out

Do I need a profit and loss statement?

Yes, in practice, for any business that wants to know whether it is making money. Lenders often ask for one, and your tax professional will usually want it. English Oak does not prepare tax returns and works alongside your own tax professional, so check with them on what they need.

Profit and loss statement template

If you want a template, the structure is the table above: revenue, direct costs, gross profit, operating expenses, operating profit, other items, net profit. The easiest route is to run the report from QuickBooks or Xero, which build it from your categorized transactions, rather than maintaining a separate spreadsheet that can drift from the books. Make sure the account names are sensible, and group small lines so the statement fits on one page.

Common problems when reading a P&L

  • Everything in one account. If most costs sit under "general expenses", you cannot see what drives profit.
  • Missing months of data. A statement from books that are behind will show profit that is too high or too low. This is what catch-up bookkeeping is for.
  • Owner pay and personal items mixed in. Distinguish wages, draws and personal spending.
  • Treating profit as cash. Look at the bank balance too.
  • No comparison. Always read it beside last period and the budget.

When do you need more than the statement itself?

If you can read the statement, trust the books and explain the movements, you may not need anything beyond a good bookkeeper. If you want the numbers turned into monthly decisions, that is management reporting in a fractional controller engagement. The books and monthly statements themselves are the bookkeeping service. English Oak's published starting prices are $500 a month for bookkeeping and $1,500 for controller work, custom and one fixed monthly fee; see pricing and what we do. For measures to track beyond the statement, see KPIs for small business and what is management reporting.

This is general information, not tax or investment advice. English Oak does not prepare tax returns, audit or give investment advice, and works alongside your own tax professional.

Need this done for you? See our Fractional Financial Controller service, or pricing. English Oak Financial does not prepare tax returns, perform audits or give investment advice. This guide is general information, not tax, legal or investment advice.

Common questions

What are the main parts of a profit and loss statement?

Revenue, cost of goods sold or direct costs, gross profit, operating expenses, operating profit, other income and expenses, and net profit. Each subtotal builds on the one above it.

Is a profit and loss statement the same as an income statement?

Yes. They are two names for the same report. Some people also call it a statement of operations.

How often should I look at my profit and loss statement?

Monthly, after the books for the month are reconciled. Compare it with the previous month, the same month last year and your budget.

What is the difference between gross profit and net profit?

Gross profit is revenue minus the direct costs of delivering what you sold. Net profit is what remains after all other expenses, including overheads and interest.

Can a profit and loss statement be wrong?

Yes. If transactions are missing, miscoded or unreconciled, the statement will not reflect reality. Reconciling bank accounts each month is the first safeguard.

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