PL-02:Polish invoices should be prepared for KSeF
Fix: Review your Invoice XML structure and correct the issue described by this rule. Check relevant cbc: and cac: elements per CIUS-PL (Poland) (PL-02).
Polish invoices should be prepared for KSeF. This validation rule ensures Invoice compliance with CIUS-PL (Poland).
Engine Classification
Financial or legal field · Modification blocked by policy
What is PL-02?
PL-02 is a info validation rule defined in the CIUS-PL (Poland) specification (POL national rules).
This flags a compliance issue that should be reviewed to improve interoperability and audit readiness.
Why This Error Matters
Polish e-invoicing regulations require this for legal compliance. Invoices missing this information may be rejected by Polish government portals and business partners.
Ignoring PL-02 degrades your invoice quality score. Receivers increasingly flag these for manual review.
Validator Behavior
- ·Error returned: PL-02
- ·Specification: CIUS-PL (Poland)
How to Fix It
Identify the issue in your invoice
Polish invoices should be prepared for KSeF. This validation rule ensures Invoice compliance with CIUS-PL (Poland).
Correct this in your invoicing software
Review your Invoice XML structure and correct the issue described by this rule. Check relevant cbc: and cac: elements per CIUS-PL (Poland) (PL-02).
Re-export and validate
Generate a new invoice export from your accounting system and re-validate to confirm PL-02 is resolved.
Before / After
<Invoice> <!-- Issue: Polish invoices should be prepared for KSeF --> </Invoice>
<Invoice> <!-- Issue resolved per CIUS-PL (Poland) --> </Invoice>
Technical Reference
Seeing this in production? The API handles PL-02 automatically. See the fix response →
Frequently Asked Questions
Polish invoices should be prepared for KSeF. This validation rule ensures Invoice compliance with CIUS-PL (Poland).
Review your Invoice XML structure and correct the issue described by this rule. Check relevant cbc: and cac: elements per CIUS-PL (Poland) (PL-02). You can also use Invoice Navigator's compliance engine to correct this automatically in your pipeline.
PL-02 should be reviewed and corrected to ensure optimal compliance.
Many instances of PL-02 can be automatically corrected using Invoice Navigator's compliance engine. The fix is applied in your pipeline with full audit evidence.
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Last updated: 14 April 2026
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This error involves a financial field that can't be auto-modified. We'll flag it with a clear diagnosis so you can fix it at the source.