Iowa Code § 718A.1A
Any person who in any manner, for exhibition or display, shall place or cause to be placed, any word, figure, mark, picture, design, drawing, or any advertisement of any nature, upon any flag, standard, color, ensign, shield, or other insignia of the United States, or upon any flag, ensign, great seal, or other insignia of this state, or shall expose or cause to be exposed to public view, any such flag, standard, color, ensign, shield, or other insignia of the United States, or any such flag, ensign, great seal, or other insignia of this state, upon which shall have been printed, painted, or otherwise placed, or to which shall be attached, appended, affixed, or annexed, any word, figure, mark, picture, design, or drawing, or any advertisement of any nature, or who shall expose to public view, manufacture, sell, expose for sale, give away, or have in possession for sale, or to give away, or for use for any purpose any article or substance, being an article of merchandise or a receptacle of merchandise or article or thing for carrying or transporting merchandise, upon which shall have been printed, painted, attached or otherwise placed, a representation of any such flag, standard, color, ensign, shield, or other insignia of the United States, or any such flag, ensign, great seal, or other insignia of this state, to advertise, call attention to, decorate, mark, or distinguish the article or substance on which so placed, or who shall publicly mutilate, deface, defile or defy, trample upon, cast contempt upon, satirize, deride or burlesque, either by words or act, such flag, standard, color, ensign, shield, or other insignia of the United States, or flag, ensign, great seal, or other insignia of this state, or who shall, for any purpose, place such flag, standard, color, ensign, shield, or other insignia of the United States, or flag, ensign, great seal, or other insignia of this state, upon the ground or where the same may be trod upon, shall be deemed guilty of a simple misdemeanor.
Iowa Code § 718A.1A