Skip to main content

Written question asked by Lord Bradshaw (Liberal Democrat), in the House of Lords. It was answered by Earl Attlee (Conservative) on Tuesday, 6 December 2011.


Transport: MoT Scheme

Question
To ask Her Majesty’s Government, further to the Written Answer by Earl Attlee on 25 November (WA 289), what are the estimated levels of carbon dioxide emissions and air pollutants that can be attributed to cars which subsequently fail MoT tests.
Answer

Data on the levels of emissions from vehicles that have failed MoT tests have not been identified. However, research conducted by AEA Technology in 2005 suggested that the diesel car and van MoT emissions test was responsible for the following air pollutant emissions savings.

Pollutant ktonnes saved
NOx 0.0192
PM10 0.1009

A 2001 research report by AEA suggested that the petrol car and van MoT emissions test was responsible for the following air pollutant emissions savings.

Pollutant ktonnes saved
NOx 4.68
NMVOCs Total 32
Benzene 1.88
1,3 Butadiene 0.33
CO 1,070

Secondary information

Type
Written question
Reference
13936; 733 c152WA
Session
2010-12
Related items
Transport: MoT Scheme
Friday, 25 November 2011
Written questions
House of Lords
Subjects
Air pollution Exhaust emissions Motor vehicles Testing Carbon emissions
Contains statistics
Yes
Link
View this Written question on www.publications.parliament.uk