The U.S. Court of Appeals for the Ninth Circuit has denied the North American Meat Institute’s challenge of California’s Proposition 12, again.

The decision last week confirms the courts original ruling made in October to uphold the state law which establishes new standards for livestock confinement and bans the sale of products that don’t comply with those standards. 

The Meat Institute argues Proposition 12 violates the federal Commerce Clause by creating trade barriers shielding California producers from out-of-state competition and burdens interstate commerce.

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