Zero-emission vehicle mandates have been an important tool for spurring EV sales, but some states have managed to do pretty well without them, according to new government data. In fact, three of the five U.S. states with the most EV registrations don’t currently have mandates in place requiring the sale of zero-emission vehicles by the…Zero-emission vehicle mandates have been an important tool for spurring EV sales, but some states have managed to do pretty well without them, according to new government data. In fact, three of the five U.S. states with the most EV registrations don’t currently have mandates in place requiring the sale of zero-emission vehicles by the…Zero-emission vehicle mandates have been an important tool for spurring EV sales, but some states have managed to do pretty well without them, according to new government data. In fact, three of the five U.S. states with the most EV registrations don’t currently have mandates in place requiring the sale of zero-emission vehicles by the…Zero-emission vehicle mandates have been an important tool for spurring EV sales, but some states have managed to do pretty well without them, according to new government data. In fact, three of the five U.S. states with the most EV registrations don’t currently have mandates in place requiring the sale of zero-emission vehicles by the…