Iowa's New PMTA Registry Law: What You Need to Know A recent state law that would have banned the sale of most vaping products in Iowa has been blocked by a federal judge. Saying the state overstepped its authority in passing the Are Flavored Vapes Banned in Your U.S. State? Check the Latest List Flavored vape ban back on the table in attempt to target youth nicotine use Hartford Courant Iowa says it will not enforce new vaping regulations, for now Vaping Laws & Regulations by State State Locator CASAA