Federal Communications Commission Chairman Ajit Pai, who oversaw the repeal of landmark US net neutrality rules, said he plans to leave the commission on January 20
Internet service providers say they will not block or throttle legal content but that they may engage in paid prioritisation
Passing the plan is the biggest victory in Pai's eventful 11-month tenure as the head of the FCC
Protesters including some members of Congress are expected to rally outside the FCC in Washington before the vote.
The agencies said the proposal will "return jurisdiction to the FTC to police the conduct of ISPs"