Ind. Code § 24-2-2-1
It shall be unlawful for any person, firm, limited liability company, corporation or association, not an agency or instrumentality of the United States government, selling or offering for sale goods, wares or merchandise, to use or cause or permit to be used in the corporate or trade-name, or description of the seller or of the place where the goods, wares or merchandise are offered for sale, any of the following words or expressions, viz., "Army," "Navy," "Marine Corps," "Marines," "Coast Guard," "Government," "Post Exchange," "P-X," or "G.I."; or any word or expression which may lead the public to believe that the seller or the place is owned, operated or managed by the United States government or its military or naval forces or any agency of the United States government.
IC 24-2-2-1