Different courts have reached different conclusions regarding what sort of restrictions, often in terms of ballot access, public debate inclusion, filing fees, and residency requirements, may be imposed. (en.wikipedia.org)
If Christians erupted in organized violence against some depiction of Jesus, there would undoubtedly be some sort of restrictions imposed on such depictions (either formally or informally). (religion.blogs.cnn.com)
And now, if you search Google for «Cain 666», such statements are all over the internet, including ideas that this plan will turn into some sort of restriction on buying and selling, and everything else that the Book of Revelation says about the Mark of the Beast. (redeeminggod.com)