However, as companies like Sinclair and the Nexstar Broadcasting Group have used outsourcing as loopholes around ownership regulations at the expense of independent (and particularly, minority) ownership, the FCC has made attempts to restrict broadcasters from using them, passing a rule in April 2014 that disallowed all JSAs in which one company sells 15% of advertising for another station and required all existing ones to be unwound within five years (the National Association of Broadcasters backed a provision passed as part of a November 2015 Congressional budget bill that extended to the time limit to unwind existing JSAs to ten years).