How do I fix IS-R-007?

Review your Invoice XML structure and correct the issue described by this rule. Check relevant cbc: and cac: elements per CIUS-IS (Iceland). You can also use Invoice Navigator's compliance engine to correct this automatically in your pipeline.

Is IS-R-007 a critical error?

Yes, IS-R-007 is a critical error that will cause invoice rejection. It must be fixed before submission.

Can IS-R-007 be automatically fixed?

Many instances of IS-R-007 can be automatically corrected using Invoice Navigator's compliance engine. The fix is applied in your pipeline with full audit evidence.

errorISLCIUS-IS (Iceland)

`IS-R-007`:Icelandic suppliers using payment means code 42 (bank transfer) must provide...

Icelandic suppliers using payment means code 42 (bank transfer) must provide a 12-digit bank account number.

Severity

Fatal

Rule set

CIUS-IS (Iceland)

Country

ISL

Fix type

BLOCKED

Engine Classification

Financial or legal field · Modification blocked by policy

Reason: Icelandic banking format (12-digit) is strictly validated. Please verify your Icelandic bank account details.

What is IS-R-007?

IS-R-007 is a fatal validation rule defined in the CIUS-IS (Iceland) specification (ISL national rules). It checks whether icelandic suppliers using payment means code 42 (bank transfer) must provide....

When this rule fires, the invoice is non-compliant and will be rejected by Peppol access points and national validation services. The sending system receives a rejection response and the invoice does not reach the buyer.

This error requires manual correction — financial fields are protected by policy.Test This Error ↓

Why This Error Matters

Invoice will be rejected by Icelandic validation. Bank transfers require 12-digit Icelandic account number.

IS-R-007 is a hard failure. Invoices that trigger this rule are rejected at the access point and never reach the recipient. In Peppol networks, this means your sending system receives an MLR (Message Level Response) with a rejection status. The invoice must be corrected and re-sent, adding delay to your payment cycle.

Validator Behavior

·Causes invoice rejection
·Error returned: IS-R-007
·Specification: CIUS-IS (Iceland)

Before / After

Failing XML

<Invoice>
  <!-- Issue: Icelandic suppliers using payment means 42 (bank transfer) m -->
</Invoice>

Corrected XML

<Invoice>
  <!-- Issue resolved per CIUS-IS (Iceland) -->
</Invoice>

Technical Reference

SpecCIUS-IS (Iceland)

StrategyBLOCKED: Bank account details are sensitive financial data. Cannot generate or guess Icelandic bank account numbers. Must come from verified banking records.

Common Causes

·Account ID not 12 digits
·Missing or incomplete bank account
·Wrong account format for transfer
·Payment means 42 selected without full account
·Non-Icelandic account format used

Seeing this in production? The API handles IS-R-007 automatically. See the fix response →

Related Errors

IS-R-002

Icelandic suppliers must provide their Icelandic legal ID (kennitala). This...

IS-R-003

Icelandic suppliers must provide complete address with street name and...

IS-R-004

When both seller and buyer are Icelandic, the buyer's kennitala must be...

Last updated: 27 February 2026

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Handle IS-R-007 Automatically in Your Pipeline

The compliance engine auto-remediates this error with controlled safety policies and evidence pack generation.

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IS-R-007:Icelandic suppliers using payment means code 42 (bank transfer) must provide...