Animals in Motor Vehicle RSA 644:8-aa
I. It shall be cruelty to confine an animal in a motor vehicle or other enclosed space in which the temperature is either so high or so low as to cause serious harm to the animal. "Animal" means a domestic animal, household pet, or wild animal held in captivity.

II. Any person in violation of this chapter shally be guilty of a misdemeanor.

III. Any law enforcement officer or agent of a licensed humane organization may take action necessary to rescue a confined animal endangered by extreme temperatures, and to remove the threat of further serious harm.

IV. No officer or agent taking action under paragraph III shall be liable for damage reasonably necessary to rescue the confined animal.