California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 18991

(a) A licensed livestock meat inspector, in accordance with regulations adopted hereunder, shall conduct antemortem examination of each animal to be slaughtered in a licensed establishment and shall permit the slaughter of apparently healthy animals and withhold from slaughter all animals suspected, as well as those plainly showing evidence, of a disease. Animals so withheld shall be examined by a department employee who shall order the disposition of the animal pursuant to the regulations adopted hereunder.

(b) The licensed livestock meat inspector shall conduct a postmortem examination and make dispositions of carcasses and parts thereof in accordance with regulations adopted hereunder.

(c) A licensed livestock meat inspector shall conduct a sanitation inspection before the establishment commences operations for the day, and make periodic inspections throughout the day.

(d) The licensed livestock meat inspector shall order the establishment not to begin operations or to cease operations at any time that the establishment sanitation fails to meet the requirements of this chapter and the regulations adopted thereunder, or at any time any product is not handled, retained, condemned, or disposed of in violation of this chapter or the regulations thereunder.