It is illegal for individuals to extract animal oil. Whoever commits the crime of privately refining animal oil and disturbs the market order, if the circumstances are serious, shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention. Processing animal fat needs to go through formalities, such as food hygiene license of health supervision office, fire safety license of fire station, tax registration certificate of tax bureau, business license of industrial and commercial administration department, environmental protection license of environmental protection department and health certificate of CDC.