Chapter 48. Humane Methods of Livestock Slaughter 7 U.S. Code §1901. Findings and declaration of policy 7 U.S. Code §1902. Humane methods 7 U.S. Code §1904. Methods research; designation of methods 7 U.S. Code §1906. Exemption of ritual slaughter 7 U.S. Code §1907. Practices involving nonambulatory livestock