(1) Each owner holding a beneficial interest of 20% or more in a horse must obtain a license from the Commission. If the owners are husband and wife and their total beneficial interest is 20% or more in a horse, then they must each obtain a license from the Commission.(2) An owner shall not enter or start a horse that:(a) is not in serviceably sound racing condition;(b) has been trachea tubed;(c) has been nerved at or above the ankle;(d) has been nerved or had cryosurgery performed on a nerve, except that horses that have had a neurectomy or cryosurgery performed on the posterior digital nerve below, and not at, the fetlock of one or more feet may be permitted to race;(e) is blind or whose vision is seriously impaired in both eyes. A horse blind in one eye may start only if the other eye has normal vision.(f) does not comply with M.G.L. c. 129, § 44 and 330 CMR 16.05: Prevention and Suppression of Equine Infectious Anemia.(3) If an owner changes trainers, he or she must notify the Racing Secretary and the Judges and in no instance shall an owner have more than one trainer on the grounds of the Association without the approval of the Board of Judges.(4) No owner shall accept, directly or indirectly, any bribe, gift or gratuity in any form that might influence the result of any race, or tend to do so.(5) No owner shall move or permit to be moved any of his or her horses from the grounds of an Association without written permission of the Association.(6) The owner and/or trainer shall see to it that a report is made promptly to the Judges and/or the Official Veterinarian of any and all sickness of his or her horses that have been declared to race.(7) No stable may have in its employment in any capacity any employee under 16 years of age, except as may be permitted by the applicable laws of the Commonwealth of Massachusetts.(8) The owner thereof shall register the personnel of every stable and changes with the Association on whose track their horses are racing or stabled, and shall be available at all times to representatives of the Commission.Amended by Mass Register Issue 1414, eff. 4/3/2020.