Source: Trump Plans to Fight California Car Rules With Twice-Failed Strategy - Bloomberg The Trump administration is preparing to battle California’s tough car pollution regulations using an approach that federal courts have already rejected. Twice. Federal regulators are drafting a proposal that takes aim at California’s cherished authority to set its own smog-busting rules. A leaked draft of the plan that is being finalized for submission to the White House shows that it wouldn’t outright revoke the state’s ability to set pollution standards, but it asserts that a 1975 law prohibits states from setting their own limits on greenhouse gas emissions. I'm pretty sure CO{2} has been adjudicated already. Bob Wilson