• To be constitutional, the government’s content-neutral restrictions of the time, place, or manner of expression must be narrowly tailored to serve a significant government interest, and leave open ample alternative channels of communication. Any government regulation of expression that is based on the content of the expression must meet the much higher test of being necessary to serve a compelling state interest.
— Also termed quintessential public forum. [Cases: Constitutional Law 90.1(4). C.J.S. Constitutional Law §§ 556–557, 559–561, 568, 570–572, 580, 608.]