E-Invoice Error Reference
1350+ documented errors for Peppol, UBL, CII, and EN16931 validation errors.
1350 errors found · Page 4 of 27
BR-IT-02ITApeppol-bis-3INPUTMissing Codice Destinatario
Italian B2B invoices require a 7-character Codice Destinatario (recipient code) for SDI routing, or a PEC email address.
UBL-SR-40EN16931CONFIRMBuyer trade name shall occur maximum once
Your invoice contains multiple Buyer trade name elements (AccountingCustomerParty/Party/PartyName). EN16931 allows only one buyer trading name.
UBL-SR-42EN16931CONFIRMParty tax scheme shall occur maximum twice in accounting supplier party
Your seller party (AccountingSupplierParty) contains more than two PartyTaxScheme elements. EN16931 allows maximum two (one VAT scheme and optionally one other tax scheme).
BR-S-02EN 16931INPUTStandard rated invoice requires seller VAT number
This invoice charges standard-rate VAT but does not include the seller's VAT identification number. When an invoice includes items at a standard VAT rate, the seller must provide their VAT ID, tax registration number, or a tax representative's VAT ID.
DK-R-001DNKoioublINPUTDanish CVR number required
Danish invoices must include 8-digit CVR number.
BR-S-04EN 16931INPUTSeller VAT number missing (required for standard-rated charges)
Your invoice includes a document-level charge (surcharge) with standard VAT rate, but the seller does not have a VAT registration number on the invoice. Standard-rated VAT charges require the seller to be VAT-registered.
UBL-SR-43EN16931CONFIRMScheme identifier shall only be used for invoiced object (document type code with value 130 or 50)
Your invoice uses a scheme identifier (schemeID attribute) on AdditionalDocumentReference/ID but the DocumentTypeCode is not 130 (invoiced object identifier) or 50 (price/sales catalogue reference). Scheme identifiers are only valid for these document types.
BR-S-06EN 16931INPUTStandard rate VAT calculation error
In a Document level allowance (BG-20) where the Document level allowance VAT category code (BT-95) is "Standard rated" the Document level allowance VAT rate (BT-96) shall be greater than zero.. This applies to the `cac:AllowanceCharge` element in the invoice XML.
BR-S-07EN 16931INPUTWhen using this VAT category, the VAT rate must be 0 (zero). This category...
When using this VAT category, the VAT rate must be 0 (zero). This category does not have a positive tax rate.
ES-R-002ESPfacturaeBLOCKEDInvalid FacturaE format
Spanish B2G invoices must use FacturaE 3.2.x format.
CII-SR-01cii-d16bAUTO-FIXCII namespace declaration required
Cross Industry Invoice must declare RSM namespace.
BR-S-08EN 16931AUTO-FIXStandard rated VAT amount doesn't add up
The taxable amount in the VAT breakdown for standard-rated items does not match the sum of the corresponding line items, charges, and allowances. For each VAT rate (e.g. 25%, 21%, 19%), the taxable base in the VAT summary must equal: sum of line amounts at that rate, plus charges at that rate, minus allowances at that rate.
CII-FIX-DATEcii-d16bAUTO-FIXCII date format must use format code 102
All dates in CII invoices must use format code 102 (YYYYMMDD) in the udt:DateTimeString element. ISO 8601 dates with hyphens (YYYY-MM-DD) are not valid in CII — the hyphens must be removed and the @format attribute set to "102".
BR-DE-04DEUxrechnungBLOCKEDInvalid XRechnung CustomizationID
XRechnung invoices must use the correct specification identifier for the version.
CII-FIX-CURRENCYcii-d16bAUTO-FIXCII currency codes must be uppercase
All currency codes in CII invoices must be uppercase ISO 4217 codes. This includes the @currencyID attribute on amount elements and the ram:InvoiceCurrencyCode element. Lowercase currency codes like "eur" are invalid.
ES-R-003ESPfacturaeINPUTFACe routing codes required
Spanish B2G invoices need OC (oficina contable), OG (organo gestor), UT (unidad tramitadora).
UBL-CR-028UBL 2.1AUTO-FIXA UBL invoice should not include the BillingReference Xpath
Your invoice contains BillingReference/Xpath which is not allowed in EN16931 invoices.
BR-BE-02BELpeppol-bis-3INPUTBelgian VAT number recommended
Belgian invoices should include the BTW/TVA number in format BE + 10 digits.
BR-IT-03ITApeppol-bis-3INPUTMissing Regime Fiscale
Italian invoices must specify the tax regime (Regime Fiscale) code.
BR-S-10EN 16931AUTO-FIXStandard rate must not have exemption reason
VAT category S must not have exemption reason.
ES-R-004ESPfacturaeBLOCKEDDigital signature required
Spanish FacturaE invoices require XAdES digital signature.
CII-FIX-VATEXcii-d16bAUTO-FIXCII VAT exemption reason code normalization
CII invoices with VAT categories O (Outside scope), E (Exempt), AE (Reverse charge), G (Export), or K (Intra-community) require a valid VATEX exemption reason code. This fix normalizes the ExemptionReasonCode at header level and propagates it to line-level tax breakdowns that are missing it.
BR-ES-01ESPpeppol-bis-3INPUTSpanish NIF/CIF required
Spanish invoices must include the NIF (individuals) or CIF (companies) tax identifier.
BR-E-03EN 16931INPUTWhen using this VAT category, the seller must have a VAT identifier, tax...
When using this VAT category, the seller must have a VAT identifier, tax registration, or tax representative (applies to `cac:AllowanceCharge`, rule BR-E-03).
BR-E-04EN 16931INPUTWhen using this VAT category, the seller must have a VAT identifier, tax...
When using this VAT category, the seller must have a VAT identifier, tax registration, or tax representative (applies to `cac:AllowanceCharge`, rule BR-E-04).
ES-R-005ESPubl-2.1INPUTSII reporting reference
Invoices reported to Spanish SII should include reporting reference.
UBL-SR-45EN16931CONFIRMDue Date shall occur maximum once
Your invoice contains multiple Due Date elements (PaymentMeans/PaymentDueDate). EN16931 allows only one due date per invoice.
CII-SR-001cii-d16bBLOCKEDInvalid CII namespace
CII (Cross Industry Invoice) documents must use the correct namespace declaration.
BR-E-01EN 16931BLOCKEDAn Invoice that contains an Invoice line (BG-25), a Document level allowance...
When using VAT category E (exempt), an exemption reason must be provided.
ES-R-006ESPubl-2.1INPUTRecargo de equivalencia for retailers
Spanish retail sales may require equivalence surcharge.
FR-R-004FRAfactur-xINPUTChorus Pro engagement number required
French B2G invoices require engagement juridique (purchase order reference).
UBL-CR-111UBL 2.1AUTO-FIXA UBL invoice should not include the AdditionalDocumentReference UUID
Your invoice contains AdditionalDocumentReference/UUID which is not allowed in EN16931 invoices.
BR-E-05EN 16931AUTO-FIXWhen using this VAT category, the VAT rate must be 0 (zero). This category...
When using this VAT category, the VAT rate must be 0 (zero). This category does not have a positive tax rate (applies to `cac:InvoiceLine`, rule BR-E-05).
CII-FIX-LINE-AMOUNTScii-d16bCONFIRMCII line total amount recalculation
Each invoice line total (ram:LineTotalAmount) must equal the unit price times quantity, plus charges minus allowances. When the declared amount differs from the calculated amount by more than 1 cent, the system can recalculate it. This changes a financial value and requires your confirmation.
BR-E-08EN 16931AUTO-FIXVAT-exempt taxable amount doesn't add up
The taxable amount in the VAT-exempt breakdown does not match the sum of exempt line items, charges, and allowances. The taxable base must equal: sum of line amounts with category E, plus charges with category E, minus allowances with category E.
FR-R-005FRAfactur-xINPUTChorus Pro structure code required
French B2G invoices need Code Structure (SIRET of receiving entity).
CII-FIX-TAX-AMOUNTScii-d16bCONFIRMCII tax amount recalculation
Each tax breakdown amount (ram:CalculatedAmount) must equal the taxable amount times the tax rate. When the declared tax amount differs from the calculated amount by more than 1 cent, the system can recalculate it. This changes a financial value and requires your confirmation.
BR-E-09EN 16931AUTO-FIXExempt percentage must be zero
VAT category E must have rate of 0%.
FR-R-006FRAfactur-xBLOCKEDInvalid Factur-X profile identifier
Factur-X invoices must have valid profile in CustomizationID.
CII-FIX-TOTALScii-d16bCONFIRMCII invoice totals recalculation
The invoice header totals must be internally consistent: LineTotalAmount must equal the sum of line totals, TaxBasisTotalAmount must equal LineTotalAmount + charges - allowances, GrandTotalAmount must equal TaxBasisTotalAmount + TaxTotalAmount, and DuePayableAmount must equal GrandTotalAmount - prepaid amounts. This recalculates the entire cascade and requires your confirmation because it modifies financial values.
BR-Z-01EN 16931BLOCKEDAn Invoice that contains an Invoice line (BG-25), a Document level allowance...
When using VAT category Z (zero rate), an exemption reason code or text must be provided.
BR-Z-02EN 16931INPUTWhen using this VAT category, the seller must have a VAT identifier, tax...
When using this VAT category, the seller must have a VAT identifier, tax registration, or tax representative (applies to `cac:InvoiceLine`, rule BR-Z-02).
BR-Z-03EN 16931INPUTWhen using this VAT category, the seller must have a VAT identifier, tax...
When using this VAT category, the seller must have a VAT identifier, tax registration, or tax representative (applies to `cac:AllowanceCharge`, rule BR-Z-03).
FR-R-008FRAfactur-xINPUTInvalid French VAT number format
French TVA intracommunautaire must be FR + 11 characters.
BR-Z-04EN 16931INPUTWhen using this VAT category, the seller must have a VAT identifier, tax...
When using this VAT category, the seller must have a VAT identifier, tax registration, or tax representative (applies to `cac:AllowanceCharge`, rule BR-Z-04).
FR-R-009FRAfactur-xINPUTRCS registration recommended
French commercial invoices should include RCS registration.
UBL-CR-034UBL 2.1AUTO-FIXA UBL invoice should not include the BillingReference Attachment
Your invoice contains BillingReference/Attachment which is not allowed. Attachments belong in AdditionalDocumentReference, not BillingReference.
BR-34peppol-bis-3INPUTInvoice line VAT category required
Each invoice line must specify which VAT category applies to that line.
UBL-CR-358UBL 2.1AUTO-FIXA UBL invoice should not include the Delivery DeliveryLocation ValidityPeriod
Your invoice contains a DeliveryLocation ValidityPeriod element which is not allowed in EN16931 invoices. This element must be removed.
FR-R-010FRAfactur-xINPUTShare capital recommended on invoices
French SARL/SA invoices should show capital social.
Handle These Errors Automatically in Your Pipeline
The compliance engine auto-remediates validation errors with controlled safety policies and evidence pack generation.
Get API Access→