It isn't an exception for weight, but rather the misguided footprint regulation that incentivizes larger vehicles that are allowed to have lower fuel economy. T

It isn't an exception for weight, but rather the misguided footprint regulation that incentivizes larger vehicles that are allowed to have lower fuel economy. That coupled with the silliness of hatchback cars being classified as trucks has distorted the market and ruined the options for small vehicles that are truly trucks.