Colorado Joins California Low Emission Vehicle Program In Rebuke To Trump

Under the Clean Air Act, only California has been granted a waiver that permits it to impose more stringent vehicle emissions rules than the federal standard. But other states are free to adopt the California rules if they wish to. So far, a dozen states and the District of Columbia have done so. As the result of the governor Hickenlooper’s executive order, Colorado has now become the 13th state to sign on to the CARB initiatives