Slovakia e-Invoicing Mandate

This guide provides an overview of e-Invoicing requirements in Slovakia, including the legal framework, the use of the Slovakian e-Invoicing platform, compliance obligations, and key reporting considerations. It is intended to assist businesses that issue or receive invoices for transactions subject to VAT in Slovakia.

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Tax Authority

Ministry of Finance of the Slovak Republic

Mandate Go-Live Date

January 2027

Digital Signature

Not Required

Archiving

Mandatory - 10 Years

Invoice Format

Peppol BIS 3 with Slovak specifications (SK CIUS)

Slovakia adopted Act No. 385/2025 Coll. amending the VAT Act to introduce mandatory electronic invoicing and electronic reporting. The regime is being introduced in phases, with domestic transactions covered from 1 January 2027.

Mandate Details
Mandate Status
Which types of transactions must be reported via e-Invoicing?

Effective: January 2027

Mandatory domestic e-invoicing begins in Slovakia on 1 January 2027.

Domestic B2B supplies of goods and services

B2G Transactions

Are there any thresholds that determine e-Invoicing applicability?

No. The legislation does not establish turnover or transaction value thresholds. Applicability depends on the status of the supplier, recipient and transaction.

Do I need to have a permanent establishment in Slovakia to be required to e-Invoice?

Yes, businesses established in Slovakia and registered for VAT are generally within scope.

Non-established foreign businesses that are only VAT-registered in Slovakia are excluded from the domestic mandate during the 2027-2030 transitional period.

Yes, the obligation to issue e-invoices applies to domestic VAT payers registered under Sections 4, 4b and 4c of the VAT Act.

The VAT Act provides penalties for failure to submit required data, late submission, incorrect submission, or failure to comply with electronic invoicing obligations.

Depending on the infringement, penalties may reach EUR 10,000 and up to EUR 100,000 in cases of repeated breaches.

Steps to be performed by customer

1. Determine whether the business falls within the domestic scope of the mandate.
2. Ensure the ability to issue and receive EN 16931-compliant electronic invoices.

Steps VAT IT can assist with

3. Connect to a certified delivery service provider ("Digital Postman") connected to the Peppol network. VAT IT is an accredited Digital Postman in Slovakia.
4. Update ERP and invoicing processes to support structured electronic invoicing and reporting requirements.
5. Ensure electronic invoice retention and archiving requirements are met.
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