India's combined sales and additional taxes on hybrid vehicles sales are as high as 43%, based on the size of the car, compared with the highest rate of 50% imposed on petrol and diesel cars. India taxes electric vehicles (EVs) at just 5%. The move could boost the prospects in India of Japan's Toyota Motor, the world's largest carmaker, which has been lobbying for months for lower taxes for hybrid cars, arguing such vehicles are far less polluting than petrol cars.