Source-linked knowledge base

Invoice validation rules

Browse native readiness rules and official EN 16931 identifiers from the deployed artefacts.

Showing 50 of 1,809 matching rules.

GR-R-004-2

Official Peppol BIS rule GR-R-004-2

peppol-bis-billing 3.0.21

GR-R-005

Official Peppol BIS rule GR-R-005

peppol-bis-billing 3.0.21

GR-R-006

Official Peppol BIS rule GR-R-006

peppol-bis-billing 3.0.21

GR-R-008-2

Official Peppol BIS rule GR-R-008-2

peppol-bis-billing 3.0.21

GR-R-008-3

Official Peppol BIS rule GR-R-008-3

peppol-bis-billing 3.0.21

GR-R-009

Official Peppol BIS rule GR-R-009

peppol-bis-billing 3.0.21

GR-R-010

Official Peppol BIS rule GR-R-010

peppol-bis-billing 3.0.21

IE-CN-001

Credit-note reason

irish-vat-invoice 2026.08.3

IE-CN-002

Original invoice reference

irish-vat-invoice 2026.08.3

IE-MOD-001

Structured EN 16931 syntax marker

ireland-modernisation 2026.08

IE-SIM-001

Simplified-invoice eligibility

irish-vat-invoice 2026.08.3

IE-SIM-002

Simplified invoice prohibited for intra-Community supplies

irish-vat-invoice 2026.08.3

IE-SIM-003

Simplified invoice description

irish-vat-invoice 2026.08.3

IE-SIM-004

Simplified invoice tax or tax-exclusive price

irish-vat-invoice 2026.08.3

IE-VAT-001

Supplier name

irish-vat-invoice 2026.08.3

IE-VAT-002

Supplier VAT number

irish-vat-invoice 2026.08.3

IE-VAT-003

Customer name

irish-vat-invoice 2026.08.3

IE-VAT-004

Supplier address

irish-vat-invoice 2026.08.3

IE-VAT-005

Customer address

irish-vat-invoice 2026.08.3

IE-VAT-006

Supply date

irish-vat-invoice 2026.08.3

IE-VAT-007

Line descriptions

irish-vat-invoice 2026.08.3

IE-VAT-008

Line quantities

irish-vat-invoice 2026.08.3

IE-VAT-009

VAT-exclusive unit price

irish-vat-invoice 2026.08.3

IE-VAT-010

VAT breakdown by rate

irish-vat-invoice 2026.08.3

IE-VAT-011

Total VAT

irish-vat-invoice 2026.08.3

IE-VAT-012

Discounts and reductions

irish-vat-invoice 2026.08.3

IE-VAT-013

Tax representative details

irish-vat-invoice 2026.08.3

IE-VAT-FX-001

EUR VAT equivalent

irish-vat-invoice 2026.08.3

IE-VAT-MARGIN-001

Margin-scheme endorsement

irish-vat-invoice 2026.08.3

IE-VAT-MARGIN-002

No VAT displayed for margin scheme

irish-vat-invoice 2026.08.3

IE-VAT-RC-001

Reverse-charge customer VAT number

irish-vat-invoice 2026.08.3

IE-VAT-RC-002

Reverse-charge wording

irish-vat-invoice 2026.08.3

IE-VAT-RC-003

No VAT displayed under reverse charge

irish-vat-invoice 2026.08.3

IE-VAT-SB-001

Self-billing endorsement

irish-vat-invoice 2026.08.3

IE-VAT-TRI-001

Triangulation wording

irish-vat-invoice 2026.08.3

IS-R-001

Official Peppol BIS rule IS-R-001

peppol-bis-billing 3.0.21

IS-R-002

Official Peppol BIS rule IS-R-002

peppol-bis-billing 3.0.21

IS-R-003

Official Peppol BIS rule IS-R-003

peppol-bis-billing 3.0.21

IS-R-004

Official Peppol BIS rule IS-R-004

peppol-bis-billing 3.0.21

IS-R-005

Official Peppol BIS rule IS-R-005

peppol-bis-billing 3.0.21

IS-R-006

Official Peppol BIS rule IS-R-006

peppol-bis-billing 3.0.21

IS-R-007

Official Peppol BIS rule IS-R-007

peppol-bis-billing 3.0.21

IS-R-008

Official Peppol BIS rule IS-R-008

peppol-bis-billing 3.0.21

IS-R-009

Official Peppol BIS rule IS-R-009

peppol-bis-billing 3.0.21

IS-R-010

Official Peppol BIS rule IS-R-010

peppol-bis-billing 3.0.21

IT-R-001

Official Peppol BIS rule IT-R-001

peppol-bis-billing 3.0.21

IT-R-002

Official Peppol BIS rule IT-R-002

peppol-bis-billing 3.0.21

IT-R-003

Official Peppol BIS rule IT-R-003

peppol-bis-billing 3.0.21

IT-R-004

Official Peppol BIS rule IT-R-004

peppol-bis-billing 3.0.21

MATH-001

Invoice line net amounts

arithmetic 1.2.0

Programmatic clients can use GET /api/v1/rules with the same filters and configurable pagination.