California Says No to Misleading Labeling January 22, 2016 Email In 2008, California’s laws set out to help consumers feel more confident about bioplastics. State law prohibited the sale of food and beverage containers that were only biodegradable, degradable or decomposable, because those types of bioplastics are not always compostable. Now, if an item with any of those labels is distributed in California, it is also compostable.