🇸🇰 E-invoicing mandate
E-invoicing in Slovakia: deadlines and requirements
Every national e-invoicing milestone for Slovakia, with the required format and the official source — checked on 28 Oct 2026.
Next deadline · 1 Jan 2027
Domestic B2B e-invoicing
—days
Timeline
1 Jan 2027Confirmed
Domestic B2B e-invoicing
—
days to go
VAT payers issue and business recipients must receive structured invoices, without a turnover phase-in.
Format: Peppol BIS Billing 3.0 / EN 16931
Source: European Commission factsheet
Frequently asked questions
- When does e-invoicing become mandatory in Slovakia?
- Next: Domestic B2B e-invoicing on 2027-01-01.
- Which e-invoice format is required in Slovakia?
- Peppol BIS Billing 3.0 / EN 16931.
- Do I need Peppol in Slovakia?
- Peppol is a common way to exchange EN 16931 e-invoices in Slovakia. Check whether your customer is registered on Peppol before sending.