Iowa Code § 556E.7: Gold-plated or gold-filled articles.

Any person making for sale, selling, or offering to sell or dispose of, or having in possession with intent to sell or dispose of, any article of merchandise made in whole or in part of inferior metal having deposited or plated thereon, or brazed or otherwise affixed thereto, a plate, plating, covering, or sheet of gold or of any alloy of gold and which article is known in the market as “rolled gold-plate”, “gold-plate”, “gold-filled”, or “gold-electroplate”, or by any similar designation, and having stamped, branded, engraved, or imprinted thereon, or upon any tag, card, or label attached thereto, or upon any container in which said article is enclosed, any word or mark usually employed to indicate the fineness of gold, unless said word be accompanied by other words plainly indicating that such article or part thereof is made of rolled gold-plate, or gold-plate, or gold-electroplate, or is gold-filled, as the case may be, is guilty of a fraudulent practice.