Written Question·Department for Transport·UIN 85342

Motor Vehicles: Carbon Emissions

Tabled: 27 October 2025
Answered: 4 November 2025

Question

Mr Richard Holden

Conservative — Basildon and Billericay

To ask the Secretary of State for Transport, what recent estimate she has made of the total cost to taxpayers of the Zero Emission Vehicle Mandate compliance system; and what assessment she has made of the potential impact of that system on (a) emissions

Answer

Keir Mather
The societal and carbon impacts of the Zero Emission Vehicle (ZEV) Mandate were summarised within the cost benefit analysis published in October 2023.