E-Invoice Error Reference

1359+ documented errors for Peppol, UBL, CII, and EN16931 validation errors.

Business Rules Country-Specific Syntax Errors Format Rules

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1359 errors found · Page 3 of 28

warningKSEF-009POLKSeFBLOCKED

Bank account not on VAT white list

For split payment (podzielona płatność) invoices, the seller bank account must be registered on the VAT white list (biała lista VAT).

errorUBL-SR-49EN16931CONFIRM

Value tax point date shall occur maximum once

Your invoice contains multiple Value tax point date elements (TaxPointDate). EN16931 allows only one tax point date per invoice.

errorBR-IC-05EN 16931AUTO-FIX

When 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-IC-05).

errorBR-IC-06EN 16931AUTO-FIX

Intra-community VAT must be zero

VAT amount for category K must be zero.

errorBR-15EN 16931BLOCKED

Invoice line quantity required

The Amount due for payment (BT-115) is required.. Check the `cbc:PayableAmount` element in your invoice XML.

warningUBL-DT-19EN16931BLOCKED

Language identifier attribute should not be present

Your invoice contains the languageID attribute on a text element. This attribute is not allowed in EN16931 and must be removed.

errorUBL-CR-046UBL 2.1AUTO-FIX

A UBL invoice should not include the DespatchDocumentReference UUID

Your invoice contains DespatchDocumentReference/UUID which is not allowed in EN16931 invoices.

errorPL-R-004POLubl-2.1BLOCKED

KSeF session token invalid

KSeF API requires valid authentication token.

errorUBL-CR-622UBL 2.1AUTO-FIX

A UBL invoice should not include the InvoiceLine Item ItemInstance

UBL 2.1 Invoice schema does not include `cac:Item/cac:ItemInstance`. This element must be removed for EN 16931 compliance.

errorSDI-00200ITAFatturaPABLOCKED

Duplicate invoice number

Invoice number + year combination must be unique per sender. SDI maintains a registry and rejects duplicates within the same fiscal year.

errorPL-R-006POLubl-2.1BLOCKED

Currency must be PLN for KSeF

Invoices to Polish KSeF typically require PLN amounts.

errorUBL-SR-50EN16931CONFIRM

Item description shall occur maximum once

Your invoice line Item contains multiple Description elements. EN16931 allows only one item description per line.

errorBR-IC-07EN 16931AUTO-FIX

Intra-community requires reason

VAT category K must have exemption reason.

errorGR-R-003GRCCIUS-GR (Greece)AUTO-FIX

Greek invoice type code required

myDATA requires specific Greek invoice type classification.

errorCII-SR-03cii-d16bBLOCKED

ExchangedDocument element required

CII must have ExchangedDocument with ID and TypeCode.

errorBR-IC-09EN 16931AUTO-FIX

The tax amount for this VAT category must be 0 (zero). This category does...

The tax amount for this VAT category must be 0 (zero). This category does not generate tax (applies to `cbc:TaxAmount`, rule BR-IC-09).

errorBR-16EN 16931BLOCKED

Invoice line must have an identifier

Each invoice line must have a unique line identifier (ID).

errorBR-37EN 16931AUTO-FIX

Each Document level charge (BG-21) shall have a Document level charge VAT...

Each Document level charge (BG-21) shall have a Document level charge VAT category code (BT-102). Check the `cac:AllowanceCharge` element in your invoice XML.

errorBR-IC-10EN 16931AUTO-FIX

This VAT category requires an exemption reason code or text explaining why...

This VAT category requires an exemption reason code or text explaining why no tax is charged (applies to `cac:TaxSubtotal`, rule BR-IC-10).

warningFI-R-002FINfinvoiceBLOCKED

Finvoice format for Finnish B2B

Finnish domestic B2B may prefer Finvoice format.

errorFR-R-007FRAfactur-xBLOCKED

Factur-X XML must be embedded in PDF

Factur-X requires XML to be embedded as PDF attachment.

errorUBL-CR-006UBL 2.1AUTO-FIX

Disallowed element: cbc:IssueTime

UBL 2.1 Invoice schema does not include `cbc:IssueTime`. This element must be removed for EN 16931 compliance.

errorDK-R-006DNKOIOUBL (Denmark)BLOCKED

For Danish suppliers bank account and registration account is mandatory if...

Danish suppliers using payment means 31 (credit transfer) or 42 (payment to bank account) must provide both bank account number and registration number.

errorPT-R-004PRTubl-2.1BLOCKED

ATCUD validation code required

Portuguese invoices require ATCUD (unique document code).

errorUBL-CR-019UBL 2.1AUTO-FIX

A UBL invoice should not include the OrderReference IssueTime

Your invoice contains OrderReference/IssueTime which is not allowed in EN16931 invoices.

errorBR-IC-11EN 16931AUTO-FIX

Missing delivery date for intra-community supply. Invoices with VAT category...

Missing delivery date for intra-community supply. Invoices with VAT category "Intra-community supply" (K) must have either a delivery date (BT-72) or invoicing period (BG-14).

errorRO-R-002ROUubl-2.1BLOCKED

e-Factura submission required

Romanian B2B/B2G invoices must go through e-Factura (SPV).

errorRO-R-003ROUcius-roBLOCKED

CIUS-RO format required

Romanian e-invoices must use CIUS-RO profile.

errorBR-IC-12EN 16931AUTO-FIX

Missing delivery country for intra-community supply. Invoices with VAT...

Missing delivery country for intra-community supply. Invoices with VAT category "Intra-community supply" (K) must specify the delivery country code (BT-80).

warningRO-R-004ROUubl-2.1BLOCKED

RON conversion may be required

Romanian tax reporting requires RON amounts.

errorBR-O-02EN 16931AUTO-FIX

VAT identifier found but invoice is marked as not subject to VAT

Your invoice uses VAT category "O" (Not subject to VAT) on one or more lines, but the seller has a VAT identification number. These two things contradict each other — if VAT does not apply, the seller should not have a VAT ID on this invoice.

errorBR-S-09EN 16931AUTO-FIX

VAT amount is calculated incorrectly

The VAT amount in the standard-rated breakdown does not match the taxable amount multiplied by the tax rate. For example, if the taxable amount is 1,000.00 and the rate is 21%, the VAT amount should be 210.00.

errorHU-R-002HUNnavBLOCKED

NAV Online Invoice reporting required

Hungarian invoices over HUF 100k must be reported to NAV.

warningBR-TMP-2EN 16931AUTO-FIX

BT-124 "External document location" muss eine absolute URL mit gültigem...

Invalid external document URL. The external document location (BT-124) must be an absolute URL with a valid scheme (http/https).

errorBR-O-04EN 16931AUTO-FIX

Surcharge marked as not subject to VAT but seller has a VAT number

One of your document-level surcharges uses VAT category "O" (Not subject to VAT), but the seller has a VAT identification number. These contradict each other — if the surcharge is not subject to VAT, the seller should not have a VAT ID on this invoice.

errorBR-O-05EN 16931AUTO-FIX

An Invoice line (BG-25) where the VAT category code (BT-151) is "Not subject...

VAT amount for category O must be zero.

errorBR-O-06EN 16931AUTO-FIX

A Document level allowance (BG-20) where VAT category code (BT-95) is "Not...

VAT category O must have exemption reason.

errorBR-45EN 16931BLOCKED

Each VAT breakdown (BG-23) shall have a VAT category taxable amount (BT-116).

Each VAT breakdown (BG-23) shall have a VAT category taxable amount (BT-116).. Check the `cac:TaxSubtotal` element in your invoice XML.

errorBR-O-07EN 16931AUTO-FIX

When 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:AllowanceCharge`, rule BR-O-07).

errorBR-O-08EN 16931AUTO-FIX

The taxable amount for this VAT category must equal the sum of line amounts...

The taxable amount for this VAT category must equal the sum of line amounts minus allowances plus charges for this category (applies to `cac:TaxSubtotal`, rule BR-O-08).

errorBR-48EN 16931BLOCKED