Shares of US solar companies fell sharply after Senate Republicans released a bill that would end clean energy tax credits earlier than expected, dashing hopes that major cuts passed by the House wouldn’t stick.

A U.S. Senate panel proposed making the tax credit for capturing carbon emissions for recovering oil equal to the $85/metric ton tax credit for permanently burying those emissions underground, a boon for oil and gas producers.

SolarEdge is in a precarious position due to the draft Senate tax bill that could eliminate solar tax credits, and the stock has tanked on the news. Read the latest analysis here.