USA Laws Related to Farm Animals

• 28-hour Law of 1873 (amended in 1994)
   
• Packers and Stockyards Act of 1921
   
• Humane Methods of Slaughter Act of 1958

     Non-Farm Animal Welfare laws
 

• Animal Welfare Act of 1966 (amended multiple times; applies to farm animals in biomedical research)*
   
• Horse Protection Act of 1970 (amended in 1976)
   

* The term ``animal'' means any live or dead dog, cat, monkey
(nonhuman primate mammal), guinea pig, hamster, rabbit, or such other
warm blooded animal, as the Secretary may determine is being used, or is
intended for use, for research, testing, experimentation, or exhibition
purposes, or as a pet; but such term excludes horses not used for
research purposes and other farm animals, such as, but not limited to
livestock or poultry, used or intended for use as food or fiber, or
livestock or poultry used or intended for use for improving animal
nutrition, breeding, management, or production efficiency, or for
improving the quality of food or fiber. With respect to a dog, the term
means all dogs including those used for hunting, security, or breeding
purposes;
 

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