Wis. Admin. Code § ATCP 42.32
(1) Requirement. Every dog or cat food shall be labeled with an ingredient statement, clearly identified as such, which lists the name of each ingredient from which that dog or cat food is manufactured. All ingredients shall be printed in the same type and type size.
Note: Ingredients should be listed in descending order by weight. Failure to do so may be deceptive or misleading.
(2) Ingredient names. Every ingredient name used in an ingredient statement under sub. (1) shall be one of the following:
(b) The official name of that ingredient as stated in the 2018 Official Publication of the Association of American Feed Control Officials.
Note: Copies of the Official Publication of the Association of American Feed Control Officials are on file with the department and the legislative reference bureau. Paper or electronic copies may be obtained from AAFCO at www.aafco.org.
(3) Prohibited terms. No ingredient statement under sub. (1) may include any of the following:
History: Cr. Register, September, 1996, No. 489, eff. 10-1-97; am. (2) (b), Register, June, 1999, No. 522, eff. 7-1-99; CR 06-028: am. (2) (b) Register November 2006 No. 611, eff. 12-1-06; CR 14-047: am. (2) (b) Register May 2015 No. 713, eff. 6-1-15; CR16-012: am. (2) (b) Register August 2016 No. 728, eff. 9-1-16; CR 18-019: am. (2) (b) Register January 2020 No. 769, eff. 2-1-20.