In Overland Park, Kansas, Compass Minerals International, Inc. (NYSE: CMP) issued a statement regarding The White House's recent decision. As of September 15, 2026, salt and pure sodium chloride originating from Canada will be exempt from the 50% ad valorem Section 338 tariffs. Compass Minerals, the company behind the world's largest underground salt mine in Goderich, Ontario, plays a crucial role in supplying communities in the Northeast and Midwest. This exemption signifies a significant development for the company and the industry as a whole.