No horse shall be permitted to race that has not been registered and tattooed and/or freeze branded in a manner approved by the commission. Before each start such horse's tattoo, or freeze brand number shall be read and verified and, if thereafter tested pursuant to section 4120.1 of this Subchapter, such number shall again be read and verified.
N.Y. Comp. Codes R. & Regs. Tit. 9 § 4106.5