N.Y. Comp. Codes R. & Regs. tit. 2, § 101.1 – Property to be sold.

(a) Articles valued at $500 or less—six months.
(b) Articles valued at more than $500 but less than $5,000—one year.
(c) Articles valued at more than $5,000—three years.
The term personal property shall not be deemed to include currency, negotiable instruments, documents constituting written evidence or ownership of debt, perishable property or worthless property.

All personal property delivered into the custody of the Division of State Police pursuant to article 7-B of the Personal Property Law and remaining therein unclaimed for the following waiting periods: