US lawWashingtonRegulationsTitle 16 — AGRICULTURE, DEPARTMENT OFChapter 16-256 — COMMERCIAL FEED RULES—PROCESSED ANIMAL WASTE16-256-001WAC 16-256-001WAC 16-256-001. Effective dateLast amended: 2004Year: 2026Length: 14 wordsOfficial source Chapter 16-256 WAC, Commercial feed rules—Processed animal waste, becomes effective on July 1, 2004.NextWAC 16-256-010