John Stringer Rainey Safeguard American Food Exports Act or the John Stringer Rainey SAFE Act This bill prohibits the knowing sale or transport of horses for purposes of human consumption. Specifically, the bill makes it unlawful to knowingly possess, ship, transport, purchase, sell, deliver, or receive a horse for it to be slaughtered for human consumption. It also makes it unlawful to knowingly possess, ship, transport, purchase, sell, deliver, or receive horse flesh, carcass, or part of a carcass for it to be used for human consumption. Violators are subject to criminal penalties.