Sources & Official Documentation
We are committed to accuracy. Our calculations and information are based on the latest data from the Irish Revenue Commissioners.
The information and formulas used in this calculator are derived from the official VRT manuals and guides published by Revenue.ie. We recommend consulting these primary sources for definitive information.
Primary Sources:
- Revenue.ie - Guide to Vehicle Registration Tax (VRT)
- Revenue.ie - Calculating VRT
- Revenue.ie - VRT and the NOx charge
- Revenue.ie - Reliefs for Electric and Hybrid Vehicles
- Citizens Information
This site was last updated to reflect Revenue guidelines as of September 2025.