New IRS guidance no longer requires some 501(c) tax-exempt nonprofits—including 501(c)(4) “dark money” groups spending money on politics—to disclose donor names & addresses (already not public under exisitng policy) in annual 990 tax returns’ Schedule B https://t.co/eaPbqSa61L pic.twitter.com/KLDN2ttmYo

— Anna Massoglia (@annalecta) July 17, 2018