If you are burning WMO your tank will get dipped. Everyone can smell that garbage for miles. If you want to pursue this issue in court and you have a limitless legal fund, go for it.
20 states currently require EVs to pay road tax on top of the normal registration fee. Another 15 states are working on legislation to add a yearly EV road tax or by the mile usage fee for EVs.
https://pluginamerica.org/policy/ev-road-usage-fees/