N.Y. Comp. Codes R. & Regs. tit. 9, § 349.3
(a) All interstate transfers of probation supervision shall be in accordance with the provisions of the interstate compact for adult offender supervision, the interstate compact for juveniles, any other governing compact, and applicable rules, regulations and procedures as adopted by the State compact administrator for such compacts with reference to the transfers of probation supervision. Any sending probation department shall take all necessary steps to ensure the following are completed prior to transfer:
(3) sex offender registration, where applicable.
A sending department shall indicate what actions it has taken with regard to these aforementioned requirements.