N.Y. Comp. Codes R. & Regs. tit. 8, § 80-1.8
(a) The holder of an initial certificate whose certificate has expired and who has not successfully completed three school years of teaching experience, or its equivalent, as is required for a professional certificate, shall be reissued an initial certificate on one occasion only, for a period of five years from the date of reissuance.
(1) Candidates applying for a reissuance shall meet the requirements in the following paragraphs: