The Supreme Court agreed Friday to wade into a fight over Congress’ ability to delegate power to federal agencies — opening the next chapter in a decadeslong effort by conservatives and business interests to reduce the power of the federal government.

The Supreme Court will review the Federal Communication Commission's $8 billion Universal Service Fund, questioning its funding structure and possibly reshaping federal regulatory power.

A conservative group argues that Congress gave the Federal Communications Commission too much discretion over an $8 billion fund.

The US Supreme Court will weigh a fresh line of attack on federal administrative power, agreeing to consider the constitutionality of the $8 billion annual slate of subsidies that help cover the cost of telecom services for poor people and rural residents.