A new inquiry seeks public feedback on data caps and explores whether the commission has the legal authority to regulate them.

The FCC has asked broadband providers to justify the existence of data caps and threatened to regulate per the Commission's authority.

The U.S. Federal Communications Commission said on Tuesday it was opening a formal inquiry into why broadband providers cap data use by some customers, and how it impacts consumers and competition.

On Wednesday, the FCC announced that it was opening a formal inquiry into the "impacts of internet services usage limits and fees." The inquiry will look into broadband data caps

Our networks have the capacity to meet consumer demand without these restrictions,' says chair The US government's probe into the necessity of ISP data caps has escalated with the launch of a formal inquiry and the publication of hundreds of testimonials from those affected to drum up support for potential regulatory action.