N.Y. Comp. Codes R. & Regs. tit. 9, § 4029.9
In all overnight races for two-year-olds, for three-year-olds, or for four-year-olds and upward the minimum weight shall be 112 pounds, subject to sex and apprentice allowances. This rule shall not apply to handicaps, nor to races for three-year-olds and upward.