Demonetisation may be grabbing all the eyeballs, but another crackdown is happening quietly elsewhere, and the impact is seen on the highways. The clampdown is on overloaded trucks, a common sight on Indian roads. The government is strictly implementing the rules on rated load -the load a machine is designed to carry -and those failing to conform face heavy penalties. As a result, sales of heavy-duty trucks have seen a sharp increase. The transportation industry is shifting fast towards 37tonne and 49-tonne haulers from 25-tonne trucks, said manufactures and fleet opera tors. Sales of 25-tonne trucks have nearly halved in the first seven months of this fiscal year beginning April, while those of heavy duty tippers and tractor-trailers increased 32% and 6%, respectively .