The telecommunications trade group has filed a supplemental petition with the courts so it can keep its legal standing in the fight against recent net neutrality rules changes made by the FCC. In March, USTelecom, a Washington-based telecommunications trade group that is battling the FCC over recent net neutrality changes made by the agency, filed a protective petition for review with the U.S. Court of Appeals for the District of Columbia as a first step in its legal fight over the issue.