Written questions

Motor Vehicles: Carbon Emissions

Commons · Question 99840 · Tabled 15 Dec 2025 · Department for Transport · Official record

Answered 18 Dec 2025

Question

Asked by Jerome Mayhew

To ask the Secretary of State for Transport, what proportion of the identified in the Government’s October 2023 cost-benefit analysis of the Zero Emission Vehicle Mandate represents costs to the public purse; and if she will publish a breakdown of those G

Answer

Answered by Keir Mather, 18 Dec 2025

The Zero Emission Vehicle (ZEV) Mandate is the largest single carbon saving measure across Government and fundamental to the UK’s commitment to reach net zero by 2050. The cost-benefit analysis for the ZEV Mandate and CO2 regulations estimated the net val...