Yes, company vehicles up to 3.5 tonnes require a valid e-vignette.
Vehicles that exceed 3.5 tonnes of permissible weight use the distance-based toll system (MYTO) instead of the e-vignette.
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What vehicles need a Slovak e-vignette?
What happens if I drive without a Slovak e-vignette?
How is the Slovak e-vignette checked?
Where can I buy the Slovak motorway e-vignette?
Are commercial invoices provided for purchases of Slovak vignettes?