EU mulls allowing some curbs on emissions filters

The European Commission is considering temporarily allowing car manufacturers to use controversial defeat devices when it is colder than 10C outside, according to a classified document seen by EUobserver.

If the idea were to be executed, it would be a victory for carmakers who have designed diesel cars with anti-pollution systems that work perfectly during the required laboratory test, but are much less effective in the real world.

The document is a presentation by the commission'...