It should be funded by a carbon tax… the root cause of the more rapid and intense climate change.
Gas and carbon emitting electricity sources should be a LOT more expensive than they are. That would then push more people to EVs and renewables even faster and if there is demand than economies of scale will be reached and the prices of EVs and renewables will fall even further.
Ah yes, people who are currently struggling with the prices of eggs and other necessities will run out and buy an EV tomorrow (absent infrastructure improvements of course) if only we increase their electricity bill too as a form of punitive social tax. Let's also not forget to twist whilst squeezing their testicles.
Compare: "How dare you start fining anybody who poops in the local water supply! Some poor villagers can't afford to dig their own latrines! You monster!"
You're presenting a false dilemma: We can have laws against inflicting harm on other people through pollution and do more to help the poor. Granting a special license to pollute is not a reasonable way to fix chronic poverty anyway.
Gas and carbon emitting electricity sources should be a LOT more expensive than they are. That would then push more people to EVs and renewables even faster and if there is demand than economies of scale will be reached and the prices of EVs and renewables will fall even further.