Iowa Administrative Code
Agency 21 - Agriculture and Land Stewardship Department
Chapter 45 - Pesticides
Rule 21-45.7 - Changes in Labeling or Ingredient Statement

Changes in the labeling or ingredient statement in registered pesticides shall be submitted in advance to the secretary for approval. The registrant must describe the exact change desired and proposed effective date and such other pertinent information that justify such changes. After the effective date of a change in labeling or ingredient statement the product shall be marketed only under the new claims or ingredient statement, except that a reasonable time may be allowed by the secretary for disposal of properly labeled stocks of the old product. Changes in the Cornposition shall not be allowed if such changes would result in a lowering of the product's value as a pesticide.