The $369 billion climate and tax bill would affect every aspect of U.S. energy production, with incentives for producers and consumers to move away from fossil fuels.
Senator Joe Manchin III of West Virginia led his party and his president through months of tortured talks, with nothing to show for it as the planet dangerously heats up.
The West Virginia senator, who holds the swing vote in negotiations for a budget plan, wants to cut incentives. The president and most Senate Democrats say buyer credits are crucial to fight climate change.