Eugene Volokh at The Volokh Conspiracy: The proposed law would mandate that public and charter schools, city parks, city libraries, and the University of District Columbia ban
any gesture or written, verbal or physical act, including electronic communication, that is reasonably perceived as being motivated either by any actual or perceived characteristic, such as race, color, religion, ancestry, national origin, gender, sexual orientation, gender identity and expression, or a mental, physical or sensory handicap, or by any other distinguishing characteristic that: …
has the effect of insulting or demeaning any student or group of students in such a way as to cause substantial disruption in, or substantial interference with, the orderly operation of a school, university, recreation facility, or library.