After a New York Times article on tax abuses of "supportint organizations," A Tax Benefit for Big Donors Often Bypasses Idea of Charity, the Chair and Ranking Member of the Senate Finance Committee announced that

they plan to propose reforms to stop the use of “supporting organizations” for generous tax breaks rather than charitable purposes. The senators plan to include a crackdown on supporting organization abuse in their comprehensive charitable governance reform legislation to be introduced in the next few months.