Accounts Receivable vs. Accounts Payable, Explained
Two accounts, two directions of money. Understanding the gap between them is the difference between a business that manages its cash and one that gets surprised by it.
By Antoine Joseph · Small Business Bookkeeping · 6 min read
Photo via Pexels
Accounts receivable and accounts payable sound like they could mean the same thing — they're both about money tied to a bill. They're opposites. Accounts receivable (AR) is money owed to you by customers. Accounts payable (AP) is money you owe to your suppliers and vendors. AR is incoming; AP is outgoing.
The definitions
- Accounts receivable is an asset — it shows up on your balance sheet as money you're entitled to collect. It's created the moment you deliver a product or service on credit (before the customer pays) and cleared once they pay the invoice.
- Accounts payable is a liability — money you owe. It's created the moment you receive a bill from a supplier or vendor for goods or services you haven't paid for yet, and cleared once you pay it.
A simple example of each
Why the gap between them matters more than either number alone
Ideally, you collect from customers faster than you pay your own bills — that gap is what keeps cash in your account to cover payroll, rent, and everything else. When that flips — when customers are slow to pay while your own bills come due on a fixed schedule — a genuinely profitable business can still run into a cash crunch. This is one of the most common causes of small business cash flow problems, and it can happen even when the income statement looks fine.
This is a timing problem, not a profit problem
A sale you made this month but haven't collected on yet is still revenue on your income statement — but it isn't cash in the bank. See How to Read a Cash Flow Statement for how this gap actually shows up in your numbers.
Keeping each one in check
For accounts receivable
- Invoice promptly — the moment work is delivered, not weeks later
- State clear payment terms on every invoice (e.g. "Net 15" or "Net 30") rather than leaving it open-ended
- Follow up on overdue invoices on a set schedule, rather than only when cash gets tight
- Consider requiring a deposit upfront for larger jobs
For accounts payable
- Track due dates so you're not paying early out of anxiety or late by accident
- Take advantage of early-payment discounts when your cash position allows it
- Avoid paying every bill the moment it arrives if a supplier gives you 30 days — use the float, within the agreed terms
- Reconcile what you owe against actual vendor statements periodically to catch billing errors
Both of these are part of the broader month-end close routine — reviewing outstanding AR and AP is a standard step in closing your books each month.
Sources
- OpenStax, Principles of Accounting, Volume 1: Financial Accounting — free, peer-reviewed textbook covering receivables and payables
- U.S. SEC, Beginners' Guide to Financial Statements — official guide to how assets and liabilities appear on the balance sheet
Frequently Asked Questions
Related Free Tools
Want a Firm Foundation in Accounting? Get the Book.
A complete print and digital textbook from Antoine Joseph — the same plain-English approach as this blog, from your first journal entry through a finished set of financial reports.
See the Book