(1) It is unlawful to: (a) handle, prepare, cook, or otherwise treat garbage to feed to swine or other animals; or (b) feed garbage to swine or other animals. (2) This part does not apply to a person who feeds only the person's own household garbage to swine or other animals under their ownership.
Illegal To Feed Garbage To Swine
Mont. Code Ann. § 81-2-502, under Treatment of Garbage Fed to Swine.
Mont. Code Ann. § 81-2-502