Purchasing & Procure-to-Pay

Invoice Exception

An invoice exception is an invoice that fails automated matching or validation and needs manual review before it can be approved for payment.

Exceptions arise when an invoice does not reconcile cleanly with the purchase order and goods received note — a price mismatch, quantity difference, missing PO reference, tax error or duplicate. Rather than paying automatically, the system flags the invoice for a person to investigate and resolve, whether by correcting data, obtaining a credit note or querying the supplier.

A high exception rate slows accounts payable, delays payments and can jeopardise early-payment discounts. Reducing exceptions means tackling their root causes: accurate purchase orders, timely goods receipting, agreed tolerances and clean supplier master data. Fewer exceptions move more invoices through touchless processing, freeing staff to focus only on the ones that genuinely need judgement.

Frequently asked questions

What is an invoice exception?
An invoice exception is an invoice that fails automated matching or validation — such as a price or quantity mismatch or missing PO reference — and needs manual review before approval.
How do you reduce invoice exceptions?
Improve purchase order accuracy, receipt goods promptly, set sensible matching tolerances and keep supplier master data clean, so more invoices match automatically and fewer need manual handling.

Explore related across the knowledge graph

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Operating model · diagram

  1. 01

    AI-first software

    AI-first procurement software for long-tail spend

  2. 02

    Live marketplace

    A live B2B marketplace

  3. 03

    Human services

    Human sourcing and support

  4. 04

    Optional add-on

    Fulfilment support for merchants