Good point Vanturk. And neither is NZTR, which is responsible for the rules and their enforcement in accord with the legislation.
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29 Racing rules
(1)
Every racing code must make, and maintain in force, rules regulating the conduct of racing by that code.
(2)
Without limiting subsection (1), any racing rules of a racing code may provide for—
(d)
the conduct and control of race meetings, including safety requirements; and