Roll Call reports.

“Is the tax code being used to eliminate transparency in the funding of our elections — elections that are the constitutional bedrock of our democracy?” Baucus wrote.

On Wednesday, Sen. Orrin Hatch (R-Utah) and Minority Whip Jon Kyl (R-Ariz.), wrote to express their concern about Baucus’ request.

“We are worried that the sole purpose of any such effort is to chill the legitimate exercise of First Amendment rights and intimidate Americans who wish to be part of petitioning the government for redress of their grievances,” they wrote.