N.Y. Comp. Codes R. & Regs. tit. 22 § 600.6
An appeal from the Family Court may be prosecuted in accordance with any of the procedures specified in section 600.5 of this Part. Any party to such an appeal may elect to file eight reproduced copies of the brief and appendix, if any, with proof of service of one copy, in lieu of a printed or otherwise reproduced brief and appendix as required by section 600.10 of this Part. The appeal may also be perfected upon the original record (transcript of hearing, if any, to be ordered by appellant and filed with the clerk of the Family Court) and eight reproduced copies of the brief. There shall be prefixed to the record the statement required by CPLR 5531; an additional copy of the statement shall be filed with the clerk of this court.
N.Y. Comp. Codes R. & Regs. Tit. 22 § 600.6