N.J. Admin. Code § 13:70-16.1
Before being appointed or approved by the Racing Commission to serve in the capacity of steward, an applicant shall have been employed as steward, racing secretary, assistant racing secretary, starter, placing judge, patrol judge, paddock judge or clerk of the scales at a recognized meet or meetings for a period of not less than 60 racing days per year, during at least three of the five preceding calendar years; provided however, that if no applicant possesses the foregoing qualifications, whenever possible, the person or persons appointed or approved as steward should have had prior experience in some other branch of racing, such as owner, trainer, jockey, breeder or such other related experience as the Commissioner may deem sufficient.
N.J. Admin. Code § 13:70-16.1
See: 21 New Jersey Register 3856(b), 22 New Jersey Register 663(b).
Deleted reference to racing board.