All biologically appropriate pet foods must be manufactured under strict standards governed by the local jurisdiction. In Australia, pet food manufacturing and marketing falls under the Australian Standard AS5812. Certification as such shall be properly included on the primary packaging of the pet food.
Look for the following on your pet food bag in Australia.
All certified Biologically Appropriate Pet Foods must be prepared in an accredited facility and members shall not outsource manufacturing of pet foods to a third party. This is to ensure the appropriate pet food preparations and standards are adhered to.