Mandatory from 1/1/2027
It pays to start preparing early
Peppol
Standardized electronic exchange
Integration
Without unnecessary manual rewriting
eInvoice Slovakia
Prepare your company for mandatory electronic invoicing from 1 January 2027.
Automate the sending and receiving of electronic invoices. We will integrate eInvoice with your ERP system and existing company processes.
Slovak e-Invoicing is coming from 2027
Electronic invoicing is changing the way companies will issue, send, receive, and further process invoices.
01
Since when?
The prepared rules will take effect from 1 January 2027.
02
Who does it apply to?
Companies will have to prepare their systems for issuing or receiving structured eInvoices according to the scope of their obligations.
03
What is changing?
The invoice will no longer be just a PDF. The data will be available in a structured electronic form.
04
How will it work?
The electronic exchange will be built on Peppol standards and infrastructure.
How does eInvoice work?
A simple and secure flow of an electronic invoice between your ERP system and your business partner.
Your ERP system
Issuing or receiving an invoice.
4B Software
Validation, transformation, sending and receiving.
Peppol + Postman
Secure electronic exchange of documents.
eInvoice
Structured data ready for processing.
← Receiving eInvoices
Sending eInvoices →
From receiving the invoice to posting it
01
Receipt
The e-invoice is automatically received and prepared for further processing.
02
Review and approval
The invoice proceeds to the defined approval workflow.
03
ERP
Approved data is automatically transferred to the ERP and can be posted.
04
Archiving
The document as well as the complete processing history remain available in one place.
eInvoice for your ERP system
You don’t have to change the way you issue invoices today. We integrate the solution with your company’s existing information system.
- Microsoft Dynamics 365 Business Central
- Microsoft Dynamics NAV
- SAP
- Other ERP and accounting systems
- Integration via API
We already have experience with electronic invoicing
The Slovak eInvoice is not our first electronic invoicing project. 4B Software provides electronic invoicing and reporting solutions in other European countries as well, e.g. in Romania e-Factura, in Serbia SEF, or in Hungary NOIS / Online.
Frequently asked questions about eInvoice
Basic answers about the upcoming electronic invoicing and integration with company systems.
From when will eInvoice be mandatory?
Relevant electronic invoicing rules are being prepared to take effect from 1/1/2027. The specific scope of obligations should be assessed according to the type of transactions and the company’s position.
Is a PDF document an eInvoice?
A PDF by itself is not a structured electronic invoice.
How to connect eInvoice with Business Central?
Integration can automate data exchange between Business Central, eInvoice, and RMP.
Do we have to change the ERP system?
The goal of the integration is to use the existing ERP system and minimize manual work.
What is Peppol?
Infrastructure and standards for the electronic exchange of business documents.
How will invoices be approved?
A received invoice can automatically continue into a defined workflow in RMP.