Any food is adulterated if it is chopped or ground beef or hamburger unless it is composed of voluntary striated muscle of fresh beef that does not contain any substance that is not approved by the department and unless it has a total fat content that is not in excess of 30 percent by weight.
Source:
Section 110605, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=110605..