; labeling (1) Definition of nonambulatory livestock In this subsection, the term nonambulatory livestock means any cattle, sheep, swine, goats, or horses, mules, or other equines who cannot stand or walk unassisted. (2) Inspection It shall be unlawful for an inspector at an establishment subject to inspection under this Act to pass through inspection any nonambulatory livestock or carcass (including parts of a carcass) of nonambulatory livestock. (3) Labeling An inspector or other employee of an establishment described in paragraph (2) shall label, mark, stamp, or tag as inspected and condemned any carcass (including parts of a carcass) of nonambulatory livestock. . (c) Effective date (1) In general Except as provided in paragraph (2), the amendments made by subsections (a) and (b) shall take effect on the date that is 1 year after the date of enactment of this Act. (2) Regulations Not later than 1 year after the date of enactment of this Act, the Secretary shall promulgate final regulations to implement the amendments made by subsections (a) and (b). 322. Unlawful use of drugs contributing to nonambulatory conditions The Animal Health Protection Act is amended by inserting after section 10409A ( 7 U.S.C. 8308a ) the following: 10409B. Unlawful use of drugs on certain animals Any use of a beta-agonist drug, including ractopamine, zilpaterol, and lubabegron, in an animal in the absence of disease, including use for growth promotion or feed efficiency, is prohibited. . 323. Inclusion of poultry in Humane Methods of Slaughter Act (a) In general Public Law 85–765 (commonly known as the Humane Methods of Slaughter Act of 1958 ) ( 7 U.S.C. 1901 et seq. ) is amended by adding and poultry after the term livestock each place it appears, except as provided in subsection (b). (b) Other conforming amendment Section 2(a) of Public Law 85–765 (commonly known as the Humane Methods of Slaughter Act of 1958 ) ( 7 U.S.C. 1902 ) is amended by striking and other livestock, and inserting other livestock, and poultry . (c) Effective