; and (C) may not share a list obtained under subparagraph (A) with the Commission or any other voice service provider; and (7) the Commission shall ensure that no consumer incurs any cost relating to the pilot program. (c) Evaluation of pilot program If the Commission establishes the pilot program under subsection (b), after the expiration of the pilot program, the Commission may— (1) make a determination regarding the effectiveness of the pilot program; and (2) if the Commission determines under paragraph (1) that the pilot program was effective, make the pilot program permanent with any adjustments that the Commission determines to be necessary.