S.D. Codified Laws 40-1-36
Liability: Rescuing Animal From Parked Car
A law enforcement officer or officer of a humane society who breaks into a parked car to rescue an animal believed to be in danger will not be held legally responsible for damages caused by reasonable force used to rescue the animal.
Unattended animals in a standing or parked vehicle — Authority of peace officer or humane society to remove — Liability
No owner or caretaker may leave a dog, cat or other small animal unattended in a standing or parked vehicle in a manner that endangers the health or safety of such animal. Reasonable force may be used to remove such animal by any peace officer or agent or officer of any humane society. No such person may be held civilly or criminally liable for any damage caused by removing such animal from a vehicle.