All individuals, at all times, on horseback or in a sulky or jogging cart affixed to a horse, on a racetrack or licensed off-track stabling facility, shall wear a safety vest designed to provide shock absorbing protection of at least a rating of five, as defined by the British Equestrian Trade Association (BETA).
N.J. Admin. Code § 13:71-19.6
See: 26 New Jersey Register 4482(b), 27 New Jersey Register 1440(a).