Mass. Gen. Laws ch. 128C, § 8: Rules and regulations

Section 8. The commission shall have full power to promulgate rules, regulations, and conditions under which all running horse, harness horse, or greyhound racing simulcasts and simulcast wagers shall be conducted in the commonwealth. Notwithstanding the provisions of this section, the commission may adopt emergency rules or regulations to protect the health or safety of the public, participants, or animals, or to insure the integrity of racing and pari-mutuel wagering; provided, however, that no emergency rule or regulation shall attempt to regulate the dates, manner of wagering, or economic terms or conditions of running horse, harness horse, and greyhound racing within the commonwealth; provided, further, that such emergency rules and regulations shall expire within ninety days of their promulgation.