N.Y. Comp. Codes R. & Regs. tit. 21, § 5016.2
Delegates to the system's annual convention shall be elected in odd-numbered years to a two-year term commencing on August 1st of the year of election and ending July 31st of the following odd-numbered years. A delegate elected in a special election held in an even-numbered year shall serve out the remainder of the regular election term.