The issue focused on whether the state should have to disclose the names of all donors to a political action committee that helped finance a controversial 2012 campaign of opposition to then-Sen. Barack Obama.

The state law requires disclosure of donors with information on the number of contributions.

"This was just an example," said attorney David Karp, who led the effort that brought the case. "There's not going to be a single example."

The campaign finance law does allow disclosure of information about the