In the Supreme Court of the United States, Masterpiece Cakeshop, Ltd., et al., petitioners, v. Colorado Civil Rights Commission, et al., respondents : on writ of certiorari to the Colorado Court of Appeals : brief of amici curiae Washington Lawyers' Committee for Civil Rights and Urban Affairs, Public Interest Law Center, Chicago Lawyers' Committee for Civil Rights, and Mississippi Center for Justice in support of respondents /

Under Colorado's public accomodations law, is a cake maker required to make a cake that violates his religious beliefs against same sex marriage, or does this violate his First Amendment rights of free speech or free exercise of religion?