Romney’s stance could create political hurdles for supporters of the credits. Republicans must now buck their party’s presumptive nominee if they back the incentives that have long had bipartisan backing.
Capitol Hill sources expect an amendment to add the extension when the Finance Committee meets, or efforts to include the measure in the underlying bill that’s up for debate Thursday.
The credit is currently scheduled to expire at the end of the year.
The wind industry is pushing hard for extension of the credit, calling it essential to financing new power projects. New wind installations have fallen off when the credit has lapsed in the past, which last occurred in 2004.
Romney’s opposition to the incentive puts him at odds with some heartland Republicans who back the credit, including Sen. Chuck GrassleyChuck GrassleyGrassley calls for federal prosecutor to probe botched FBI Nassar investigation Woman allegedly abused by Nassar after he was reported to FBI: 'I should not be here' Democrat rips Justice for not appearing at US gymnastics hearing MORE (R-Iowa), a member of the Finance panel.
—This post was updated at 11:13 a.m.