What Is Accounts Payable? Meaning, Process, and When to Hire

An invoice gets buried in an inbox. A vendor follows up about a missed payment. Meanwhile, your controller is chasing approvals while trying to close the books. Multiply that by hundreds of invoices, and suddenly, a routine accounting task becomes a problem for the entire business.

That's why understanding accounts payable matters.

Accounts payable (AP) is the money your business owes suppliers for goods or services purchased on credit. But managing it involves much more than paying bills. A well-organized accounts payable process helps businesses maintain healthy cash flow, keep vendors happy, and keep financial records accurate.

So, how does accounts payable work, and when should you consider hiring an accounts payable specialist?

This guide covers the accounts payable meaning, process, real-world examples, and performance metrics that matter to finance leaders. We'll also explore how AP automation and dedicated AP teams can help growing companies manage increasing workloads.

What Is Accounts Payable?

Accounts payable (AP) is the money a business owes its suppliers or vendors for goods and services it has received but hasn't paid for yet. These outstanding payments are recorded as current liabilities on the balance sheet, typically with payment terms of 15, 30, or 60 days.

In accounting, the term has two closely related meanings:

Accounts payable balance: The total amount a company owes its vendors at a given time.
Accounts payable function: The process of managing supplier invoices, verifying charges, coordinating approvals, scheduling payments, and maintaining accurate records.

For growing businesses, accounts payable management directly affects cash flow planning. Finance leaders need to know which payments are coming due, how much cash they'll require, and whether outstanding invoices match their financial records.

As invoice volume increases, companies may need a more structured approach to building an accounts payable team that can keep payments organized and records accurate.

Accounts Payable Example

Imagine a U.S. company receives a $5,000 invoice from an IT services provider for work completed, with payment due in 30 days.

Here's what happens:

The invoice arrives: The company records a $5,000 expense and a corresponding accounts payable liability.
The payment is scheduled: The $5,000 remains in accounts payable until the invoice is settled.
The vendor gets paid: The company pays $5,000, reducing both its cash balance and accounts payable liability by that amount.

The important distinction is timing. A business can owe money before cash leaves its bank account. That's why tracking outstanding invoices is essential for forecasting expenses, managing payment deadlines, and making informed financial decisions.

How Does the Accounts Payable Process Work?

Every vendor invoice has a journey, from arriving in your company's inbox to appearing as a completed payment in your accounting records. The smoother that journey, the easier it is to control expenses, avoid payment delays, and keep financial information accurate.

The accounts payable process, also called the AP cycle, typically involves six stages:

Stage	What Happens	Common Challenges
1. Invoice Receipt	Vendor invoices are collected through email, accounting software, or supplier portals.	Missing invoices, duplicate submissions, and scattered records.
2. Invoice Verification	Invoice details are checked against purchase orders, receipts, or contracts when applicable.	Incorrect amounts, billing discrepancies, and missing documentation.
3. Expense Coding and Approval	Expenses are assigned to the correct accounts and routed to authorized approvers.	Incorrect coding, approval bottlenecks, and unclear responsibilities.
4. Payment Scheduling	Approved invoices are organized according to due dates, payment terms, and available cash.	Missed deadlines, poorly timed payments, and unexpected cash requirements.
5. Payment Execution	Payments are issued through ACH, wire transfers, checks, or other approved methods.	Incorrect banking information, duplicate payments, and payment failures.
6. Reconciliation and Reporting	Payment records are matched against accounting entries and bank transactions.	Unresolved discrepancies, inaccurate balances, and delayed financial reporting.

What Does an Efficient AP Workflow Look Like?

Imagine your company processes 300 vendor invoices every month. Some require purchase order matching, others need department approval, and several have different payment deadlines.

Without a consistent invoice-processing workflow, invoices can pile up, approvals can be delayed, and finance leaders lose visibility into upcoming payments.

A well-managed AP process establishes:

Centralized invoice tracking: Every invoice has a recorded status, owner, and payment deadline.
Consistent verification: Charges are checked against supporting documents before payment.
Clear approval workflows: Invoices move through the appropriate authorization steps.
Organized payment schedules: Finance teams can plan cash outflows around vendor terms and business needs.
Accurate financial reporting: Outstanding liabilities and completed payments are reflected in accounting records.

As transaction volume grows, accounts payable software can automate repetitive activities like invoice capture, duplicate detection, and approval reminders.

However, exceptions, vendor disputes, and payment verification still require human oversight. Understanding which parts of the process consume the most time helps finance leaders decide whether to improve their systems or add dedicated accounts payable support.

Accounts Payable vs. Accounts Receivable: What's the Difference?

Money moves in two directions in every business: payments going out to suppliers and payments coming in from customers. Accounts payable (AP) and accounts receivable (AR) help finance teams track both sides.

Accounts payable represents what your company owes, while accounts receivable represents what customers owe your company. Both are essential for accurate financial reporting and cash flow management.

Here's how they differ:

Feature	Accounts Payable (AP)	Accounts Receivable (AR)
Definition	Money your business owes suppliers or vendors.	Money customers owe your business.
Balance Sheet Classification	Current liability, in most cases.	Current asset, in most cases.
Cash Flow Direction	Outgoing payments.	Incoming payments.
Main Activities	Invoice verification, approval, payment scheduling, and reconciliation.	Customer invoicing, payment tracking, collections, and reconciliation.
Key Performance Metric	Days payable outstanding (DPO).	Days sales outstanding (DSO).
Primary Objective	Manage obligations and pay vendors according to agreed terms.	Collect customer payments accurately and on time.
Typical Specialist	Accounts payable specialist.	Accounts receivable specialist.

How AP and AR Work Together

Imagine your company provides marketing services to a client for $10,000 while receiving a $2,000 invoice from a freelance designer.

Accounts receivable: Your company records $10,000 owed by the client until payment arrives.
Accounts payable: Your company records $2,000 owed to the designer until the invoice is paid.

Both transactions affect your company's financial position, even before any money changes hands.

For CFOs and controllers, monitoring AP and AR together provides a clearer picture of upcoming cash requirements and expected collections. A company might have strong sales but still experience cash shortages if customers pay slowly while supplier invoices come due.

As transaction volumes increase, businesses may benefit from assigning dedicated ownership to each function. For companies struggling with customer collections, hiring an accounts receivable specialist can improve payment follow-ups, account accuracy, and visibility into cash collections.

Why Accounts Payable Matters for Growing Businesses

When a business is small, managing vendor payments might involve a handful of invoices each month. As operations expand, expenses multiply, payment terms vary, and tracking everything becomes more complicated.

Effective accounts payable management helps companies maintain financial control as they grow. It gives finance leaders better visibility into upcoming obligations, supports healthy supplier relationships, and reduces the risk of costly accounting errors.

Here's why AP deserves attention beyond the accounting department.

1. Better Cash Flow and Payment Planning

Knowing how much money your company has in the bank is useful. Knowing how much of that money is already committed to upcoming payments matters even more.

An organized accounts payable process helps finance teams:

Forecast cash requirements based on outstanding invoices and payment deadlines.
Prioritize payments according to vendor terms and business needs.
Identify opportunities to take advantage of early payment discounts.
Avoid unexpected cash shortages caused by overlooked obligations.

For example, a company might have $100,000 available in cash but $70,000 in supplier invoices due within two weeks. Having that information readily available helps leadership make better spending and investment decisions.

2. Stronger Vendor Relationships

Suppliers expect payments to arrive according to agreed terms. When invoices regularly get lost, approvals take too long, or payment dates slip, those relationships can suffer.

Reliable vendor payment management helps businesses maintain favorable terms, resolve billing questions faster, and reduce disruptions to essential services.

A consistent payment history can also strengthen a company's position when negotiating supplier agreements, particularly as purchasing volume increases.

3. More Accurate Financial Reporting

Accounts payable affects the accuracy of a company's balance sheet and expense records.

If invoices are missing, recorded incorrectly, or duplicated, finance teams may struggle to understand their actual liabilities.

An organized AP function supports:

Accurate expense recognition and liability tracking.
Faster reconciliation of vendor statements and outstanding balances.
More reliable month-end and year-end financial reporting.
Better visibility into spending across departments.

For CFOs and controllers, accurate AP records make financial forecasts and budget decisions more dependable.

4. Stronger Financial Controls and Fraud Prevention

As more employees, departments, and vendors become involved in purchasing, companies need consistent controls over how payments are authorized.

Accounts payable controls help reduce risks associated with duplicate payments, unauthorized purchases, fraudulent invoices, and incorrect banking details.

Important practices include verifying vendor information, documenting approvals, restricting payment permissions, and separating invoice preparation from payment authorization.

For growing businesses, these safeguards become increasingly important as transaction volumes rise.

A well-defined finance team structure can help establish accountability across accounting operations, allowing leadership to maintain oversight while routine financial activities run efficiently.

How Can Companies Measure Accounts Payable Performance?

Your accounts payable process might seem to be running smoothly because vendors are getting paid. But how much time does each invoice take to process? How often do payments get delayed? And how much is your company spending to manage those transactions?

Tracking accounts payable KPIs helps finance leaders identify inefficiencies, control costs, and determine whether their AP function can support business growth.

Here are six important accounts payable performance metrics to monitor:

Metric	What It Measures	Why It Matters
Days Payable Outstanding (DPO)	The average number of days a company takes to pay suppliers.	Helps evaluate payment timing and working capital management.
Invoice Processing Time	The average time between receiving an invoice and preparing it for payment.	Reveals approval delays and workflow bottlenecks.
Cost per Invoice	The average internal cost of processing a vendor invoice.	Helps evaluate AP efficiency and opportunities for automation.
On-Time Payment Rate	The percentage of invoices paid by their agreed deadlines.	Indicates payment reliability and vendor relationship health.
Invoice Exception Rate	The percentage of invoices requiring corrections or additional investigation.	Highlights data accuracy problems and manual processing challenges.
Overdue AP Balance	The total value of unpaid invoices past their due dates.	Shows outstanding obligations that may require immediate attention.

What Do These Metrics Tell You About Your AP Team?

Individual metrics become more useful when you evaluate them together.

For example, imagine your invoice processing time has increased from three days to eight days over six months. Meanwhile, your overdue accounts payable balance keeps growing.

This could indicate that approval workflows are becoming inefficient, invoice volume is exceeding your team's capacity, or employees are spending too much time resolving billing discrepancies.

Similarly, a high invoice exception rate might suggest problems with supplier information, purchase order matching, or data entry.

The goal is to identify what's creating delays and whether the problem requires better processes, improved technology, or additional employees.

Finance leaders should also review their accounts payable aging report, which groups outstanding invoices by how long they've been unpaid or overdue. This helps teams prioritize payment obligations and identify recurring issues with specific vendors.

No single AP performance benchmark fits every business. Invoice complexity, purchasing volume, payment terms, and industry requirements all influence the results.

What matters most is tracking performance consistently and recognizing when your accounts payable workload starts affecting financial accuracy, vendor relationships, or the time your finance team spends on higher-value work.

Common Accounts Payable Problems and How to Address Them

An invoice sitting in the wrong inbox might seem harmless. Until the vendor starts calling, the payment is overdue, and your finance team has to figure out what happened.

As businesses grow, small accounts payable inefficiencies can turn into recurring expenses, delayed payments, and unnecessary administrative work.

Here are five common AP challenges and how companies can solve them.

1. Missing or Duplicate Invoices

When invoices arrive through multiple email addresses, vendor portals, and messaging platforms, tracking them becomes difficult.

Some invoices get overlooked, while others are submitted twice and accidentally processed as separate payments.

How to fix it: Establish a centralized invoice submission channel and use accounts payable software with duplicate detection. Assign unique reference numbers to transactions and verify invoice details before scheduling payments.

2. Slow Invoice Approvals

An invoice might be ready for payment, but it's still waiting for approval from someone who's traveling, attending meetings, or unsure whether they're responsible.

These delays get worse when multiple departments have different authorization requirements.

How to fix it: Create clear approval workflows based on invoice amounts, expense categories, and department ownership. Automated reminders and backup approvers can help keep invoices moving without compromising financial controls.

3. Inaccurate Vendor Information

Outdated bank details, incorrect billing addresses, and inconsistent vendor records can lead to failed payments, reconciliation problems, and fraud exposure.

The more suppliers a company works with, the harder it is to keep information accurate.

How to fix it: Maintain a centralized vendor database, establish verification procedures for banking changes, and periodically review supplier records. Sensitive updates should require independent confirmation through a trusted contact method.

4. Limited Visibility Into Upcoming Payments

A company might have enough cash to cover today's expenses but struggle when several large invoices become due simultaneously.

Without accurate accounts payable reporting, finance leaders may struggle to forecast short-term cash requirements.

How to fix it: Review accounts payable aging reports regularly, track upcoming payment obligations, and connect AP information with cash flow forecasts. This gives finance managers a clearer view of how supplier payments affect working capital.

5. Too Much Manual Invoice Processing

Copying invoice details into spreadsheets, sending approval emails, and manually reconciling transactions can consume hours every week.

As invoice volume increases, manual accounts payable processes can limit how much work a finance team can handle without additional resources.

How to fix it: Identify repetitive tasks that could benefit from AP automation, such as invoice data extraction, approval routing, and payment reminders.

For activities requiring judgment, including vendor disputes and complex reconciliations, consider assigning dedicated employees to own those responsibilities.

If your company is experiencing several of these challenges at once, it may be worth evaluating your existing accounts payable team structure and identifying where operational support could improve performance.

Ultimately, the right solution depends on what's causing the problem: inefficient workflows, limitations in your accounting systems, or a growing workload that requires more hands on deck.

Accounts Payable Automation vs. Hiring: What Does Your Business Need?

Your finance team is processing twice as many invoices as it did last year. Approvals are taking longer, vendor questions are piling up, and your controller is spending more time chasing payments than reviewing financial reports.

Should you invest in accounts payable automation or hire another employee?

The answer depends on whether your biggest challenge is workflow efficiency, workload capacity, or financial oversight.

AP automation software can handle repetitive activities like invoice data extraction, approval routing, and payment reminders. Meanwhile, experienced accounts payable professionals can manage exceptions, investigate discrepancies, communicate with vendors, and maintain accurate records.

Here's how to identify the right solution:

Business Challenge	Recommended Solution	Why It Works
Excessive Manual Data Entry	AP automation	Reduces repetitive tasks and improves processing speed.
Slow Invoice Approvals	Automated approval workflows	Routes invoices to the appropriate people and tracks pending actions.
Frequent Vendor Inquiries	Dedicated AP specialist	Provides consistent communication and faster issue resolution.
Complex Billing Discrepancies	Experienced AP professional	Investigates errors and coordinates corrections.
Growing Invoice Backlogs	Additional AP capacity	Helps distribute workloads and maintain processing deadlines.
Limited Payment Oversight	Stronger financial controls	Establishes clear authorization and verification procedures.
High Invoice Volume With Frequent Exceptions	Automation + dedicated AP support	Combines efficient processing with human judgment.

When Does Combining Automation and Hiring Make Sense?

For many growing companies, the most effective approach combines accounting technology with dedicated employees who manage the exceptions and decisions that require attention.

Consider a business processing 1,000 vendor invoices per month.

Accounts payable software might automatically capture invoice details, identify potential duplicates, and route invoices for approval. However, someone still needs to investigate mismatched charges, resolve supplier disputes, maintain vendor records, and verify that transactions are recorded correctly.

As invoice volume increases, these responsibilities can consume a significant portion of a controller's time.

That's where hiring a dedicated accounts payable specialist can help. An experienced professional can own day-to-day AP operations while finance leadership focuses on cash flow planning, reporting, and financial controls.

Before investing in additional software or expanding your team, evaluate where invoices get stuck, which tasks consume the most employee hours, and how frequently exceptions require manual intervention.

Those answers will help you determine whether your next investment should focus on technology, staffing, or a combination of both.

When Should You Hire an Accounts Payable Specialist?

At some point, accounts payable becomes too demanding to manage alongside bookkeeping, financial reporting, and other accounting responsibilities.

For growing companies, hiring an accounts payable specialist makes sense when invoice processing starts consuming valuable time, delaying payments, or affecting financial accuracy.

Here are five signs your business could benefit from dedicated AP support:

Invoice backlogs keep growing. Your team regularly struggles to process incoming invoices before their payment deadlines.
Your controller is overwhelmed. Senior finance employees spend hours handling routine vendor payments and administrative tasks.
Vendor complaints are increasing. Suppliers frequently follow up about payment delays, missing information, or unresolved invoice discrepancies.
Month-end closing takes longer. Outstanding invoices, reconciliation issues, and incomplete payment records slow down financial reporting.
Your company is expanding. More suppliers, departments, and transactions are creating a workload that your current accounting team struggles to manage.

What Can a Dedicated AP Specialist Take Off Your Plate?

An accounts payable specialist can take ownership of daily activities such as reviewing invoices, maintaining vendor records, coordinating approvals, scheduling authorized payments, and reconciling accounts.

This allows controllers and finance managers to spend more time on cash flow forecasting, financial analysis, budgeting, and strategic decisions.

For U.S. companies looking to expand their accounting capacity, hiring remote finance professionals from Latin America can also be a cost-effective option. LATAM accounts payable specialists can collaborate during U.S. business hours and work with accounting platforms like QuickBooks, NetSuite, and SAP, depending on their experience.

If you're considering your first dedicated AP hire, check out our guide on how to hire an accounts payable specialist in Latin America for a closer look at qualifications, hiring considerations, and finding the right candidate.

The key is to hire before recurring AP problems begin affecting vendor relationships, financial reporting, and your company's ability to scale.

Hire Accounts Payable Professionals in Latin America With South

When vendor invoices keep piling up, and your finance team is stretched thin, adding dedicated accounts payable support can help you regain control of daily accounting operations.

At South, we help U.S. companies hire pre-vetted, full-time remote accounts payable professionals from Latin America at a fraction of U.S. hiring costs.

Whether you need someone to manage invoice processing, coordinate vendor payments, handle reconciliations, or maintain accurate AP records, we'll help you find candidates with the right accounting experience, software skills, and English proficiency.

You'll also benefit from overlapping U.S. working hours, one consolidated monthly invoice, and no minimum commitments, making it easier to expand your finance team as your business grows.

Spend less time managing invoices and more time growing your business.

Schedule a free call with South and find the right accounts payable professional for your team.

Frequently Asked Questions (FAQs)

Is Accounts Payable a Liability or an Expense?

Accounts payable is a liability because it represents money a business owes suppliers or vendors. It typically appears under current liabilities on the balance sheet.

The related expense is generally recognized separately when goods or services are received under accrual accounting. Paying the invoice reduces the accounts payable balance and cash without creating another expense.

What Is the Difference Between Accounts Payable and Accounts Receivable?

Accounts payable (AP) tracks money a company owes its suppliers, while accounts receivable (AR) tracks money customers owe the company.

AP helps businesses manage outgoing payments and supplier obligations, while AR focuses on customer collections and incoming cash. Both functions contribute to effective working capital management.

What Is an Accounts Payable Aging Report?

An accounts payable aging report shows outstanding supplier invoices grouped by payment status or how long they've been overdue.

It typically includes categories such as current, 1–30 days overdue, 31–60 days overdue, and over 60 days overdue. CFOs and accounting managers use these reports to prioritize payments, monitor outstanding liabilities, and identify potential cash flow problems.

Can Accounts Payable Be Fully Automated?

Many accounts payable tasks can be automated, including invoice capture, data entry, approval routing, duplicate detection, and payment scheduling.

However, complex invoice discrepancies, vendor disputes, and payment authorization controls often require human involvement. Combining AP automation with experienced accounting professionals helps businesses improve efficiency while maintaining financial oversight.

When Does a Company Need a Dedicated Accounts Payable Employee?

A company should consider hiring a dedicated accounts payable employee when invoice volume, payment delays, or reconciliation workloads begin affecting its financial operations.

Recurring invoice backlogs, frequent vendor inquiries, and controllers spending excessive time on routine AP tasks are common warning signs. Companies can hire accounts payable specialists in Latin America to expand their accounting capacity while maintaining collaboration during U.S. business hours.