R.I. Gen. Laws § 4-1-34: Destruction of racing greyhounds.

No person shall put to death, within the state, a racing greyhound or a retired racing greyhound except in a humane manner. For the purposes of this section, the phrase in a humane manner means by means of euthanasia by lethal injection, or by any other standard of humane killing that may be established by the American veterinary medicine association.