Mass. Gen. Laws ch. 128C § 7
No person licensed by the state racing commission shall put to death, within the commonwealth, a racing greyhound, except in a humane manner. For purposes of this section, the words "in a humane manner'' shall mean by means of euthanasia by lethal injection, or by such other standard of humane killing as may be established by the American Veterinary Association.
The racing commission shall adopt regulations that kennels and other appropriate licensees provide the racing commission with information and other data regarding the dispositions of racing and retired greyhounds. For purposes of this section and such regulations, the word "disposition'', shall mean, euthanasia, transfer to another jurisdiction, or donation for adoption or medical or research purposes. The racing commission shall maintain accurate records and statistics regarding the disposition of all greyhounds who have participated in dog racing, including schooling races, in the commonwealth.
No greyhound licensed by the department of food and agriculture as a Massachusetts-bred greyhound shall be put to death, within the commonwealth, except in a humane manner. For purposes of this paragraph, the words "humane manner'', shall mean, by means of euthanasia by lethal injection or by such other standard of humane killing as may be established by the American Veterinary Medicine Association.
The department of food and agriculture shall adopt regulations requiring owners of Massachusetts-bred greyhounds, or their agents, to provide them with information and other data regarding the disposition of such greyhounds within the commonwealth. For purposes of such regulations, the word "disposition'', shall mean, euthanasia, transfer to another jurisdiction, or donation for adoption or medical research purposes. The department of food and agriculture shall maintain accurate records and statistics regarding the disposition of all Massachusetts-bred greyhounds.
The department of food and agriculture is authorized to certify entities of any kind which provide humane disposition and cremation, or adoption services, including proper implementation of neutering and spaying of all greyhounds prior to adoption, for greyhounds bred for racing who never qualify for pari-mutuel races or for racing greyhounds who have reached the end of their racing career.
Mass. Gen. Laws ch. 128C, § 128C:7