E-Invoicing (EU) Glossary

Finance • Module glossary

E-Invoicing (EU) Glossary

This glossary explains common words and fields you’ll see when using E-Invoicing (EU) in XFatora.

  • Written for general business users (not developers).
  • Includes simple explanations, realistic examples, and field-level descriptions.

Also known as: E-Invoicing – European Invoicing

Terms (A–Z)


Buyer Details

What it is: Buyer details are the customer’s legal information used for e-invoicing validation and routing.

When you use it: Use correct buyer details so invoices reach the right department and pass validation.

Example: The buyer’s legal address and VAT ID are included for B2B invoices.

Common fields (and what they mean):

  • Buyer Legal Name: Customer registered name.
  • Address: Customer legal address.
  • VAT ID: Customer VAT identifier.

Related terms: Customer, VAT ID


Buyer Reference

What it is: Buyer reference is a customer-provided reference code required in some e-invoicing flows.

When you use it: Use buyer references to ensure the customer’s AP team can route and approve the invoice correctly.

Example: The customer asks you to include their internal PO number as buyer reference.

Common fields (and what they mean):

  • Reference: PO number, department code, or internal ID.
  • Placement: Where it appears on the invoice.

Related terms: Purchase Order, Accounts Payable (AP)


Compliance Archiving

What it is: Compliance archiving means keeping e-invoices in a legally acceptable way for the required retention period.

When you use it: Use archiving to stay compliant and to retrieve documents quickly during audits.

Example: You retrieve a 2-year-old e-invoice for a tax audit in seconds.

Common fields (and what they mean):

  • Retention Period: How long invoices must be kept.
  • Storage: Secure storage location.
  • Access Control: Who can view/download archived invoices.

Related terms: Audit Trail, Security


Credit Note (EU)

What it is: A credit note in e-invoicing is the structured equivalent of a refund/correction document.

When you use it: Use credit notes to correct invoices while keeping compliance and clean records.

Example: You issue an e-credit note for an overbilled quantity and link it to the original invoice.

Common fields (and what they mean):

  • Reference Invoice: Original invoice number.
  • Reason: Return, correction, discount.
  • Amount: Credited total.

Related terms: Credit Note, E-Invoice


E-Invoice

What it is: An e-invoice is an invoice created in a structured electronic format that can be validated and processed automatically by systems and authorities.

When you use it: Use e-invoicing to meet EU regulations, reduce manual data entry, and speed up invoice processing.

Example: Instead of sending a PDF only, you generate an e-invoice that your customer’s accounting system can read directly.

Common fields (and what they mean):

  • Invoice Number: Unique invoice identifier.
  • Invoice Date: Issue date.
  • Supplier & Buyer Details: Legal names, addresses, VAT IDs.
  • Line Items: Products/services, quantities, prices.
  • Taxes: VAT rates and amounts.

Related terms: Core Accounting, VAT Number, Credit Note


E-Invoicing Standards

What it is: E-invoicing standards are the formats and rules used across EU regions and industries.

When you use it: Use the correct standard required by your customer or country to ensure acceptance.

Example: A public sector customer requires a specific EU-compatible standard for invoices.

Common fields (and what they mean):

  • Standard: The selected compliance format.
  • Country/Region: Where the standard applies.

Related terms: Structured Format, Compliance


Electronic Delivery

What it is: Electronic delivery is the method of sending an e-invoice through the required channel (customer network or platform).

When you use it: Use the correct delivery method to avoid invoice rejection and delays.

Example: Invoices are delivered electronically according to the customer’s required network.

Common fields (and what they mean):

  • Recipient Channel: Customer preferred receiving method.
  • Delivery Status: Sent, delivered, rejected.

Related terms: Validation, Accounts Receivable (AR)


Invoice Numbering

What it is: Invoice numbering is the policy for creating unique invoice numbers in the correct sequence.

When you use it: Use consistent numbering to meet compliance requirements and simplify auditing.

Example: Invoices follow a series like 2026-INV-000123.

Common fields (and what they mean):

  • Series/Prefix: INV, 2026, location prefix, etc.
  • Sequence: Auto-increment number.

Related terms: Audit Trail, Period Closing


Invoice Rejection

What it is: Invoice rejection happens when the receiver or validation rules refuse an e-invoice due to missing or incorrect information.

When you use it: Use rejection reasons to fix issues fast and resend without delaying payment.

Example: Invoice is rejected because buyer VAT ID is missing; you update and resend.

Common fields (and what they mean):

  • Rejection Reason: What went wrong.
  • Status: Rejected/pending fix.
  • Resubmission: When it was resent.

Related terms: Validation, Accounts Receivable (AR)


Structured Format

What it is: Structured format means the invoice data is organized in a standardized way so systems can read it reliably.

When you use it: Use structured invoices to reduce errors from manual retyping and to enable automation.

Example: Your customer imports the invoice automatically into their accounting system without typing amounts.

Common fields (and what they mean):

  • Data Fields: Standard fields like totals, taxes, parties, items.
  • Validation Rules: Checks for missing/invalid fields.

Related terms: E-Invoice, Validation


Supplier Details

What it is: Supplier details are your legal business information shown on e-invoices (name, address, registration numbers).

When you use it: Use accurate supplier details to avoid rejection and compliance issues.

Example: Your legal name and VAT ID appear exactly as registered.

Common fields (and what they mean):

  • Legal Name: Registered business name.
  • Address: Legal/business address.
  • VAT ID: Your VAT identifier.

Related terms: VAT ID, Compliance


Tax Point Date

What it is: Tax point date is the date used for VAT/tax timing in some jurisdictions.

When you use it: Use it when required to ensure VAT is reported in the correct period.

Example: Services delivered on Jan 28 may have a tax point date different from invoice date depending on rules.

Common fields (and what they mean):

  • Tax Point Date: The relevant tax date.
  • Reason (optional): Why it differs from invoice date.

Related terms: VAT, Compliance


Validation

What it is: Validation checks that an e-invoice contains the required data and follows the correct rules for the selected EU standard.

When you use it: Use validation before sending to reduce rejections and payment delays.

Example: The system flags a missing buyer VAT ID before you send the invoice.

Common fields (and what they mean):

  • Required Fields: Must be present to pass validation.
  • Error Messages: What needs to be fixed.

Related terms: Structured Format, Compliance


VAT ID

What it is: VAT ID is the tax identification number used for VAT reporting and validation in many EU countries.

When you use it: Use VAT IDs on invoices to ensure they are compliant and accepted by customers and authorities.

Example: A B2B invoice includes both supplier and buyer VAT IDs.

Common fields (and what they mean):

  • VAT ID: Customer’s and your VAT identifiers.
  • Country Code: Part of the VAT ID in many cases.

Related terms: Tax, E-Invoice