The Report and Order also requires that, as of November 1998, importers and manufacturers include volume control in all new phones for use in the United States.
Volume control won't be required for new phones for US customers until after 1999.
mnli hypothesis: Volume control won't be required for new phones for US customers until after 1999. premise: The Report and Order also requires that, as of November 1998, importers and manufacturers include volume control in all new phones for use in the United States.