N.Y. Comp. Codes R. & Regs. tit. 9, § 4002.25
(a) an initial farrier's license may be issued to an applicant who:
(c) notwithstanding subdivision (a) of this section, a licensed owner or licensed trainer may be certified by the commission to shoe only his or her own horses or only those horses trained by him or her if:
In addition to meeting the qualifications as set forth in section 4002.8 of this Part: