--- title: Data required for invoice processing description: Reference information for the key tables and required data used to process invoices in Accounts Payable Operations. locale: en-US canonical_url: https://www.servicenow.com/docs/r/australia/source-to-pay-operations/accounts-payable-operations/master-data-table-apo.html release: australia product: Accounts Payable Operations classification: accounts-payable-operations topic_type: reference last_updated: "2026-03-12" reading_time_minutes: 5 keywords: [APO, Accounts Payable Operations, invoice automation, Purchase Order, invoice processing] breadcrumb: [Reference, Accounts Payable Operations, Finance and Supply Chain] --- # Data required for invoice processing Reference information for the key tables and required data used to process invoices in Accounts Payable Operations. ## Data required for invoice processing Data in the following key tables should be populated for processing an invoice within Accounts Payable Operations. - [Purchase order](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/purchase-order-table.md) - [Purchase order lines](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/purchase-order-lines.md) - [Supplier](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/supplier.md) - [Supplier Legal Entity Mapping](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/supplier-legal-entity-mapping.md) - [Supplier contact](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/supplier-contact.md) - [Legal entity](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/legal-entity.md) - [Cost center](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/cost-center.md) - [Ledger account](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/ledger-account.md) - [Payment terms](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/payment-terms.md) - [Tax code fields](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/create-tax-code-fields.md) - [Tax type fields](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/tax-type-fields.md) - [Organization tax details](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/organization-tax-details.md) - **[Purchase order](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/purchase-order-table.md)** Field descriptions for the purchase order record in the \[sn\_shop\_purchase\_order\] table used to review or complete purchase order details for invoice processing. - **[Purchase order lines](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/purchase-order-lines.md)** Field descriptions for the \[sn\_shop\_purchase\_order\_line\] table, which stores individual line items under a purchase requisition or sourcing request. - **[Supplier](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/supplier.md)** Field descriptions for the \[sn\_fin\_supplier\] table used to manage supplier records and associated products in primary data. - **[Supplier Legal Entity Mapping](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/supplier-legal-entity-mapping.md)** Field descriptions for the Supplier Legal Entity Mapping table in APO, which links supplier and customer legal entities to route invoices, purchase orders, and payments correctly. - **[Supplier contact](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/supplier-contact.md)** Field descriptions for the \[vm\_vdr\_contact\] table, which stores supplier contact details used in the Supplier Collaboration Portal. - **[Legal entity](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/legal-entity.md)** Field descriptions for the \[sn\_fin\_legal\_entity\] table, which stores internal legal entities that request purchases. - **[Cost center](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/cost-center.md)** Field descriptions for the Cost Center \[cmn\_cost\_center\] table used to create and manage cost center records that link financial systems to IT services. - **[Ledger account](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/ledger-account.md)** Field descriptions for the General Ledger Account table \[sn\_fin\_gl\_account\], used to view or update ERP-synchronized ledger accounts for invoice generation. - **[Payment terms](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/payment-terms.md)** Field descriptions for the \[sn\_shop\_payment\_term\] table, which stores payment terms that apply to invoice transactions. - **[Tax code fields](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/create-tax-code-fields.md)** Field descriptions for the Tax code form used to create and review tax codes applied to invoices. - **[Tax type fields](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/tax-type-fields.md)** Field descriptions for the Tax type form used to define and apply tax types to invoices. - **[Organization tax details](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/organization-tax-details.md)** Field descriptions for the organization tax table \[sn\_fin\_org\_tax\_detail\] used to review or configure supplier tax registration details in Accounts Payable. **Parent Topic:**[Accounts Payable Operations reference](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/source-to-pay-operations/accounts-payable-operations/acc-pay-reference.md) **Related topics** [Accounts Payable Operations properties]() [Create New Invoice Line form]() [Case exclusion reference fields]() [Create invoice cost allocation form]() [Outbound cost allocation staging table]() [Distribution set form]() [Create New Invoice case form]() [Create New Invoice task form]() [Invoice processing case form]() [Tax lines]() [Invoice exception form]() [Request Help form]() [Invoice exception definition form]() [Approval Rule form]() [Approval Plan form]() [Jurisdictions main table]() [Accounts Payable Operations glossary]()