Swine which are transported for purposes other than immediate slaughter shall be transported in clean and disinfected vehicles and so that at no time before shipment, during transit or at destination will they come in contact with diseased swine or be exposed to a premise or material contaminated with dangerous transmissible disease organisms.
7 Pa. Code § 3.173
This section cited in 7 Pa. Code § 5.61 (relating to swine consigned).