Glossary
Invoicing and Payment Processing
The AP cycle of receiving, verifying, approving, and paying vendor invoices, ending at the GL post.
Invoicing and payment processing is the end-to-end accounts payable cycle a business uses to receive vendor invoices, verify them against purchase orders and receiving documents, route them for approval, and execute payment by ACH, check, or virtual card. The cycle ends when the transaction posts to the general ledger.
How Invoicing and Payment Processing Works
Invoice receipt and capture brings paper, PDF, and EDI documents into the system. Data extraction pulls key fields and assigns GL codes. Three-way matching checks the invoice against the purchase order and receiving document for price and quantity accuracy. Approval routing moves the validated invoice through configured workflow rules to the right approvers. Payment execution sends the approved amount by ACH, check, or virtual card, and remittance details go to the vendor.
AP vs. AR: Two Sides of the Same Term
The phrase "invoicing and payment processing" is used two ways. Sellers use it to mean billing customers and collecting payment, which is the accounts receivable frame. Buyers use it to mean receiving vendor bills and paying them, which is the accounts payable frame. This page covers the AP/buyer side, because AP and AR tools solve fundamentally different problems and the distinction matters when selecting software.
Benefits of Invoicing and Payment Processing Automation
Automating the cycle compresses approval time when routing rules replace manual handoffs, so invoices that once waited days for a signature can clear in hours. Automated matching catches price or quantity discrepancies before payment goes out, reducing costly corrections after the fact. Predictable cycle time makes early-payment discount windows capturable, a direct cost-control benefit that manual processes routinely miss. Every invoice, approval decision, and payment action is timestamped and retrievable, so audit prep becomes a search query rather than a filing exercise.
Invoicing and Payment Processing and Your ERP
Invoice data only closes the loop when it writes back to the GL without manual re-entry. That handoff is where integration matters. Teams running Microsoft Dynamics GP, Business Central, or D365 Finance and Operations, as well as Acumatica, can connect invoice capture, matching, and approval to their ERP through MetaViewer, an AP automation platform that uses MetaConnect to push approved vouchers directly into the ERP's payables module, eliminating duplicate entry and keeping AP records and financial statements in sync.