US lawIdahoRegulationsIDAPA 02 — Agriculture, Department ofChapter 02.04.05 — Rules Governing Grade A Milk and Manufacture Grade Milk391IDAPA 02.04.05.391Standards For ButterLast amended: 2022Year: 2026Length: 25 wordsOfficial source Butter grading will be performed in accordance with the United States Standards for grades of butter as incorporated by reference. (3-15-22) 392. -- 394. (RESERVED)PreviousIDAPA 02.04.05.380NextIDAPA 02.04.05.395