Indiana Code Title 21. Higher Education § 21-39-8-10

(1) is lawful;  and

(2) does not materially and substantially disrupt the functioning of the state educational institution.

(1) prevent a state educational institution from prohibiting, limiting, or restricting expression that is not protected by the First Amendment to the Constitution of the United States, including threats, expression directed to provoke imminent lawless action and likely to produce imminent lawless action;

(2) prevent a state educational institution from prohibiting harassment;  or

(3) allow an individual to engage in conduct that intentionally, materially, and substantially disrupts the protected expressive activity of another individual occurring in a space on campus reserved for the other individual's protected expressive activity under the exclusive use or control of a particular group or student organization.