restrictions apply under subsection (a) shall bear such appropriate statements of the restrictions as the Secretary may prescribe in an approval under section 587B, an order under section 587D, a determination under section 587F(a), or in regulation, as applicable. (c) Device restrictions An in vitro clinical test that was offered as a restricted device prior to the date of enactment of this subchapter— (1) shall continue to comply with the applicable restrictions under section 515 or section 520(e) until this subchapter takes effect