Even direct campaign spending by candidates, parties, PACs and super PACs won’t be fully reported to the FEC until the end of the year. A post-general-election report is due Dec. 6; a year-end report is due on Jan. 31.
And some groups will simply disappear and take their chances that the IRS has too few staff and resources to chase them down. That’s a pretty good bet, tax experts say.
“I believe we’ll never know much, because I believe a number of the organizations will never file a 990,” said University of Miami Law School professor Frances Hill. “They’ll simply fade away and dare the IRS to find any traces of them.”