Tax on using roads make sense as road maintenance costs money that has to come from somewhere. But climate change is also a question of timing and transition, EV will be taxed at some point what about timing and message: - do we want to replace fossil fuel for transportation? - if so how fast do we want to do it? Taxing EV right now might not be the best idea... EV is also less imports, less pollution (including less…
To keep encouraging EV purchases, instead offset the road tax by subsidies for new cars. That brings more cars into the pool.
The subsidies can be more or less than the road tax, the point is that the subsidies are trivial to remove later, but a tax is harder and more unfair to those who already purchased a car assuming a specific cost of ownership.