BR-PL-01
Error Guide

🇵🇱 BR-PL-01: Polish NIP number required in Poland

ErrorMandatoryNeeds Input

Polish invoices must include the NIP (tax identification number) for seller and buyer.

Quick Facts
Severity
Error (rejection)
Ruleset
peppol-bis-3
Mandate
B2B Mandatory
Fix Type
Needs input

Why This Matters in Poland

Poland requires e-invoicing using KSeF XML format. Invoices with this error will be rejected. They cannot be processed for Poland compliance.

Invoice Navigator covers 134 KSeF FA(2) rules for Poland. Auto-remediates 78% of top rejection errors.

How to Fix BR-PL-01

  1. 1
    Get NIP
    10-digit Polish tax number
  2. 2
    Format with prefix
    PL + 10 digits (e.g., PL1234567890)
  3. 3
    Add for both parties
    Required for seller and buyer in B2B

Poland E-Invoicing Requirements

Phase
Status
Scope
KSeF voluntary
Live (Jan 2022)
All VAT payers (opt-in)
B2B mandatory
Live (Feb 2026)
All Polish VAT payers
B2G
Live (Feb 2026)
Included in general KSeF mandate

Common Causes

  • •Missing PL prefix
  • •Invalid NIP format
  • •Inactive NIP number

Fix BR-PL-01 automatically

Upload your invoice and let Invoice Navigator auto-remediate this error.