e-invoicing-poland

E-Invoicing Poland

E-Invoicing for Poland with KSeF Compliance | Trusted E-Invoicing Provider

Poland's mandatory e-invoicing will begin on February 1, 2026. All businesses must issue and report invoices through the National e-Invoicing System (KSeF). Flick makes the transition easy with a secure, automated, and fully compliant invoicing platform that seamlessly integrates with KSeF.
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sales@flick.network

Warsaw, Poland

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Approved E-Invoicing Solution Provider

E-Invoicing Timeline in Poland

February 1, 2026

Mandatory KSeF implementation for large taxpayers (annual revenue over PLN 200 million)

April 1, 2026

Mandatory KSeF implementation for all taxpayers

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Key Requirements for Poland E-Invoicing Compliance

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Invoice Format

All invoices must be created in XML format following the FA(2) e-Invoice structure to ensure consistency and compliance.

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Submitting Invoices

Businesses must send their invoices directly to the KSeF system. Traditional paper or PDF invoices will no longer be accepted.

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Invoice Validation

Each invoice must be checked and approved by KSeF before receiving a KSeF ID and being shared with the recipient. If there are any errors, the invoice will be rejected and must be corrected and resubmitted.

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Tax Authority Access

All invoices, whether approved or rejected, will be visible to Polish tax authorities in real time, helping to improve tax control and compliance.

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VAT Reporting

The official invoice date will be the date KSeF approves the invoice, not when it was originally created. Businesses must use this date for VAT reporting.

Seamless E-Invoicing in Poland with Flick Network

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Easily Integrate with Your Systems

Flick’s e-invoicing solution connects with your ERP, CRM, or financial software so you can automate invoicing without changing your existing setup. No need for manual data entry or complicated processes. Flick converts invoices into the XML FA(2) format required for KSeF compliance. Whether you use SAP or other financial tools, Flick ensures a smooth and hassle-free integration for you.

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Fully Integrated with the Peppol Network

Flick's e-invoicing Peppol solution is fully connected to the Peppol network which allows businesses to send and receive invoices securely. With Peppol compliance, you can exchange invoices across Poland and internationally without the need for manual work.

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Automate Your Invoicing Process

Flick’s e-invoicing solution helps you automate the entire invoicing process from creation to approval to payment. No need for manual data entry or checking invoices one by one. Invoices are sent and received instantly which reduces delays and improves accuracy. The system verifies invoice details to prevent errors and ensures compliance with poland e-invoicing rules. You can track every invoice in real time and get updates on its status.

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Benefits of E-Invoicing

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Faster Payments and Better Cash Flow

E-invoices are processed automatically which reduces delays caused by manual approvals and mistakes. This helps you get paid faster and keeps your business cash flow steady.

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Lower Costs and Less Work

Paper invoices take time and cost money for printing, mailing and data entry. E-invoicing saves money by automating the process which reduces extra work and removes manual tasks.

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Fully Digital and Paper-Free

No need for paper invoices or PDFs. You can create, send and receive invoices online which makes your workflow simple and fast. All invoices are stored safely and are easy to find whenever needed.

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Safe and Fraud-Free Transactions

E-invoicing protects your business from fraud by using structured formats that cannot be changed. The Peppol network ensures invoices are sent and received securely which prevents tampering and fraud risks.

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Fewer Mistakes and More Accuracy

Manual invoices often have errors such as missing tax details or incorrect amounts. E-invoicing removes these mistakes by following a structured format which ensures invoices are correct before processing.

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Scales with Your Business Growth

As your business grows manual invoicing becomes difficult for you but e-invoicing scales with your business making it easier for you to manage more invoices.

Why Choose Flick Network for KSeF E-Invoicing?

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Full KSeF Compliance

Our e-Invoicing System ensures your invoices meet Polish regulatory requirements and are submitted in the required XML FA(2) format to keep your business compliant.

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Automated Invoice Validation

Every invoice is checked before submission to KSeF which helps reduce errors and prevents rejections.

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Seamless Integration

Our e invoicing software integrates easily with existing accounting and ERP software. Businesses can continue using their current systems without any modifications.

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Real-Time Invoice Tracking

Get instant updates on invoice status approvals and rejections within a single platform for complete visibility and control.

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Advanced Security

Your financial data is protected with strict privacy standards and advanced encryption.

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Expert Support

Our team provides end-to-end support to help businesses transition smoothly to KSeF with expert onboarding troubleshooting and compliance assistance.

Features of Flick Network's KSeF Solution

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Automated XML Generation

Generate structured invoices in the required XML FA(2) format without the need for technical expertise. The system automatically structures invoices based on KSeF standards.

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Seamless Integration

Our system connects effortlessly with your ERP and accounting systems so you can continue using your existing setup without making any changes.

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Error Checking

The system verifies all invoice details and provides instant feedback so you can identify and fix errors before submitting invoices to KSeF.

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Cloud-Based Access

Manage and access invoices securely from any location using a reliable cloud-based system.

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Audit-Ready Storage

Invoices are stored in a secure format that meets regulatory requirements. Businesses can retrieve invoices easily for financial reporting and tax audits.

Frequently Asked Questions (FAQs)

1

What is e-invoicing?

E-invoicing is the process of generating, sending, receiving, and storing invoices in a structured digital format instead of using paper or PDF invoices.

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What is KSeF?

KSeF also called Krajowy System e-Faktur is Poland's National e-Invoicing System. It requires businesses to create receive and store invoices in a structured XML format using a government platform.

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Who needs to use KSeF?

    All businesses operating in Poland must comply with KSeF, including:

  • VAT-registered businesses
  • VAT-exempt businesses
  • Foreign businesses with a fixed establishment in Poland
4

How does KSeF work?

  • Validates the invoice and assigns it a unique KSeF ID.
  • Stores invoices for up to 10 years for future reference.
  • Allows tax authorities to access invoices in real time.
5

What format must invoices follow under KSeF?

All invoices must be issued in XML format based on the FA(2) e-Invoice structure. Paper or PDF invoices will no longer be valid once KSeF is mandatory.

6

How does KSeF affect VAT reporting?

KSeF assigns an official validation date to each invoice. Businesses must use this validation date for VAT reporting, even if the invoice was created earlier.

7

Can I track invoices in real time?

Yes. Flick Network provides a real-time dashboard where you can check invoice status approvals and rejections anytime.

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What if an invoice gets rejected?

If an invoice does not meet KSeF requirements it will be rejected. The invoice must be corrected and sent again for approval.

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How long are invoices stored in KSeF?

Invoices submitted to KSeF are kept for ten years. Both businesses and tax authorities can access them whenever required.

10

Can I continue using my current accounting or ERP system?

Yes. Our e invoicing platform connects with existing accounting and ERP systems. Businesses can continue using their current setup without any changes.

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What security features protect our invoices?

Invoices are stored in a secure cloud system with advanced protection to keep your financial data safe.

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