What Makes BS-7 Different? BS-7 introduces new rules for tyres, brakes, batteries and real-world emissions How India Cut Passenger-Car Pollution PM limits in diesel cars have fallen 96% while CO limits in petrol cars are down 63% since BS-1 How Trucks & Buses Got Cleaner Successive Bharat Stage norms reduced permissible emissions by more than 85% since BS-1 Why Cleaner Cars Cost More Cleaner exhausts require new technology, more testing and costlier components
