“While technically they have no jurisdiction, they own the purse. If states don’t “willingly comply”, they’ll jus shut off highway funding. That’s how the 21 year old drinking age became nationwide.”
The feds are masters at fiscal extortion. States’ should stop sending them money...keep the federal gas tax, etc.
States have no means to do that. The federal tax is assessed and imposed at the refinery, before distribution. The refiner pays it directly to the feds.