For purposes of this section, where responsibility for ensuring that the requirements of this subchapter are met with respect to children with disabilities who are convicted as adults under State law and incarcerated in adult prisons is assigned to a public agency other than the State educational agency pursuant to section
1412
(a)(11)(C) of this title, the Secretary, in instances where the Secretary finds that the failure to comply substantially with the provisions of this subchapter are related to a failure by the public agency, shall take appropriate corrective action to ensure compliance with this subchapter, except that—