Stage Review. (B) Second stage review (i) In general In a Second Stage Review, the Secretary shall notify the institution and the complainant of the commencement of the Second Stage Review, and shall give the institution the option of entirely withdrawing the policy that occasioned the complaint or submitting a revised policy for review within 30 days of the commencement of the Second Stage Review. In such notification submitted to the institution and complainant, the Secretary shall indicate the relevant sections of the institution’s policy in question and explain why these sections may be out of compliance. (ii) Determination Not later than 90 days from the commencement of the Second Stage Review, the Secretary shall determine whether the policy that occasioned the complaint, or the revised policy submitted during the First Stage Review, or the revised policy submitted within the first 30 days of the Second Stage Review, is in violation of student rights under the First Amendment to the Constitution of the United States or of the restrictions on the regulation of speech by time, place, and manner set forth in this section, thereby ending Second Stage Review. (iii) Investigation During Second Stage Review, the Secretary may conduct an investigation in which further information may be sought or requested from the complainant, the institution, or any other source the Secretary determines pertinent. (iv) Certification of withdrawal At any point during the Second Stage Review, the institution in question may certify to the Secretary that it has entirely withdrawn the policy that occasioned the complaint, thereby ending the Second Stage Review. (v) Notification and justification If the Secretary determines by the conclusion of Second Stage Review that the policy that occasioned the complaint or the revised policy submitted for review during First Stage Review or Second Stage Review is consistent with the expressive rights of students under the First Amendment to the Constitution of the United States and the