CHARLESTON — A national trade group representing businesses that manufacture food dyes is taking West Virginia to court over its new law banning certain food dyes, additives and preservatives. The International Association of Color Manufacturers (IACM) filed a federal lawsuit on Oct. 6 in the U.S. District Court for the Southern District of West Virginia against the West Virginia Department of Health and the state Board of Education. The IACM is seeking an order and judgement from the court declaring that House Bill 2354, banning certain products from food in West Virginia, violates ...