Eugene Volokh's legal experts blog:

"So the New Mexico Court of Appeals held last week in the long-pending Elane Photography v. Willock (N.M. Ct. App. May 31, 2012). The court began by holding that the state law that bans sexual orientation discrimination in places of public accommodation applies to professional wedding photographers’ decisions not to photograph same-sex commitment ceremonies: Such photography businesses are “places of public accommodation” under the language of the law, and the discrimination between legally recognized opposite-sex marriages (New Mexico only recognizes such marriages) and same-sex commitment ceremonies constitutes discrimination based on sexual orientation.

The court then rejected the argument of the photographer (Elane Huguenin, the co-owner and principal photographer for Elane Photography) that penalizing her for not photographing such same-sex ceremonies was an unconstitutional “speech compulsion.” The First Amendment, Huguenin argued, has been repeatedly held to protect the right to speak as well as the right not to speak; and the right not to speak includes the right not to create artistic expression that one doesn’t want to create. And just as the First Amendment protects speech that is said for money (indeed, most books, newspapers, movies, and the like are created and distributed commercially), so it protects the right not to create certain artistic works for money, even if one is in that line of business. But the court disagreed..."