; (B) evicting such students from on-campus housing; and (C) establishing excessive and unnecessary impediments to the re-enrollment of such students to the institution of higher education. 3. Study and report (a) Voluntary reporting Not later than 120 days after the date of the enactment of this Act, the Secretary shall solicit from students at institutions of higher education, on a voluntary basis and in a manner that protects the confidentiality of such students, information with respect to mental health disabilities and substance use disorders at such institutions of higher education. (b) Study and report Not later than 1 year after the date of the enactment of this Act, the Secretary shall— (1) complete a study on mental health disabilities and substance use disorders at institutions of higher education, including— (A) using the information voluntarily reported by students under subsection (a), the prevalence of such disabilities and disorders, disaggregated by type of disability or disorder (including disabilities and disorders related to hearing, vision, cognition, ambulatory, self-care, independent living, mental health, and any other category determined appropriate by the Secretary), among students at institutions of higher education and policies to support students with respect to such disabilities and disorders; (B) the policies of institutions of higher education with respect to students who, due to such a condition, are considering a voluntary leave of absence or are required to take a mandatory or involuntary leave of absence, or return from such an absence, and compliance by institutions of higher education with such policies; and (C) best practices for supporting students at institutions of higher education in managing such disabilities and disorders, including the effect such practices have on graduation rates and degree completion