The statistics requested by the Deputy are publicly available at the below links and updated monthly.
data.cso.ie/table/TTM02 - Fleet breakdown by fuel type monthly tables
data.cso.ie/table/TTA02 - Fleet breakdown by fuel type annual tables
For convenience they are also summarised below. The data reflect the number of private vehicles with current motor tax. Hybrid vehicles have the option to use fossil fuel, and the only vehicles not considered to be powered by fossil fuels are fully electric vehicles.
On 31 December 2025 there were 2,410,060 private vehicles representing 95.96% of the national fleet powered by fossil fuels.
On 31 January 2026 there were 2,416,472 private vehicles representing 95.81% of the national fleet powered by fossil fuels.