Electric cars could be given priority at traffic lights and exempted from one-way systems, under new proposals.
The British government's planned clean air zones are intended to encourage drivers to choose less-polluting electric cars.
Proposed for five UK cities by 2020, the clean air zones will also introduce restrictions on older, polluting commercial vehicles.
But AA president Edmund King said drivers would be "baffled" by separate rules for electric cars.
Read more at BBC.