Lawmakers approved $5 billion for states to build a network of fast chargers two years ago. Although some states have made progress in recent weeks, most have not yet awarded contracts or started construction.
Trevor Milton, who founded the truck company Nikola, will be sentenced on Monday in a fraud case that exposed the excesses in the electric vehicle business.
Purchases of popular models like the Tesla Model 3 and the Ford Mustang Mach-E may no longer entitle buyers to tax savings because the cars do not meet tougher sourcing requirements.