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"Expressive activities" means any speech or expressive conduct protected by the First Amendment to the United States Constitution or by Section 8, Article I, Texas Constitution, and includes assemblies, protests, speeches, the distribution of written material, the carrying of signs, and the circulation of petitions.
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Each institution of higher education shall adopt a policy detailing rights and responsibilities regarding expressive activities at the institution. The policy must:
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Prohibit:
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engaging in expressive activities on campus between the hours of 10 p.m. and 8 a.m.
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That's pretty clear cut, to be honest. Like the article says, the intent is probably much more limited, but it literally says "any speech or conduct which is protected under the first amendment is banned". That's just really poor drafting indeed.