According to the state constitution, it is unlawful for anyone to own a red or a black flag.

61-1-6. Display of red or black flag unlawful. It shall be unlawful for any person to have in his possession or to display any red or black flag, or to display any other flag, emblem, device or sign of any nature whatever, indicating sympathy with or support of ideals, institutions or forms of government, hostile,…