SAP Ariba · Schema

Invoice

An invoice document submitted by a supplier for goods or services delivered against a purchase order

B2BContract ManagementProcurementSourcingSpend AnalysisSupplier ManagementSupply Chain

Properties

Name	Type	Description
invoiceId	string	Internal unique invoice identifier
invoiceNumber	string	Supplier-assigned invoice number
invoiceDate	string	Date the invoice was issued
status	object
invoiceType	string	Type of invoice document
supplier	object
buyer	object
purchaseOrderReference	string	Primary purchase order number this invoice relates to
currency	string	ISO 4217 currency code
subtotalAmount	object
taxAmount	object
shippingAmount	object
totalAmount	object
paymentTerms	object
dueDate	string	Payment due date
remitTo	object
lineItems	array	Invoice line items
taxDetails	array	Header-level tax summary
comments	string	Invoice comments or notes
approvalDate	string	Date the invoice was approved
paymentDate	string	Date payment was made
paymentReference	string	Payment transaction reference number
createdDate	string	Timestamp when the invoice was created in the system
lastModifiedDate	string	Timestamp of the last modification

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Invoice",
  "title": "Invoice",
  "type": "object",
  "description": "An invoice document submitted by a supplier for goods or services delivered against a purchase order",
  "required": [
    "invoiceId",
    "invoiceNumber",
    "invoiceDate",
    "supplier",
    "totalAmount",
    "lineItems"
  ],
  "properties": {
    "invoiceId": {
      "type": "string",
      "description": "Internal unique invoice identifier",
      "example": "500123"
    },
    "invoiceNumber": {
      "type": "string",
      "description": "Supplier-assigned invoice number",
      "example": "example_value"
    },
    "invoiceDate": {
      "type": "string",
      "format": "date",
      "description": "Date the invoice was issued",
      "example": "2026-01-15"
    },
    "status": {
      "$ref": "#/components/schemas/InvoiceStatus"
    },
    "invoiceType": {
      "type": "string",
      "description": "Type of invoice document",
      "enum": [
        "Standard",
        "CreditMemo",
        "DebitMemo",
        "SelfBilling"
      ],
      "example": "Standard"
    },
    "supplier": {
      "$ref": "#/components/schemas/SupplierReference"
    },
    "buyer": {
      "$ref": "#/components/schemas/BuyerReference"
    },
    "purchaseOrderReference": {
      "type": "string",
      "description": "Primary purchase order number this invoice relates to",
      "example": "example_value"
    },
    "currency": {
      "type": "string",
      "description": "ISO 4217 currency code",
      "pattern": "^[A-Z]{3}$",
      "example": "example_value"
    },
    "subtotalAmount": {
      "$ref": "#/components/schemas/Money"
    },
    "taxAmount": {
      "$ref": "#/components/schemas/Money"
    },
    "shippingAmount": {
      "$ref": "#/components/schemas/Money"
    },
    "totalAmount": {
      "$ref": "#/components/schemas/Money"
    },
    "paymentTerms": {
      "$ref": "#/components/schemas/PaymentTerms"
    },
    "dueDate": {
      "type": "string",
      "format": "date",
      "description": "Payment due date",
      "example": "2026-01-15"
    },
    "remitTo": {
      "$ref": "#/components/schemas/Address"
    },
    "lineItems": {
      "type": "array",
      "description": "Invoice line items",
      "items": {
        "$ref": "#/components/schemas/InvoiceLineItem"
      },
      "minItems": 1,
      "example": []
    },
    "taxDetails": {
      "type": "array",
      "description": "Header-level tax summary",
      "items": {
        "$ref": "#/components/schemas/TaxDetail"
      },
      "example": []
    },
    "comments": {
      "type": "string",
      "description": "Invoice comments or notes",
      "example": "example_value"
    },
    "approvalDate": {
      "type": "string",
      "format": "date-time",
      "description": "Date the invoice was approved",
      "example": "2026-01-15T10:30:00Z"
    },
    "paymentDate": {
      "type": "string",
      "format": "date",
      "description": "Date payment was made",
      "example": "2026-01-15"
    },
    "paymentReference": {
      "type": "string",
      "description": "Payment transaction reference number",
      "example": "example_value"
    },
    "createdDate": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the invoice was created in the system",
      "example": "2026-01-15T10:30:00Z"
    },
    "lastModifiedDate": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp of the last modification",
      "example": "2026-01-15T10:30:00Z"
    }
  }
}

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