N.Y. Comp. Codes R. & Regs. tit. 1, § 346.1
(a) Definitions.
As used in this section, consumer commodity means any commodity within the definition of the term as set forth in Agriculture and Markets Law section 214-h, subdivision 2. For the purposes of this section, consumer commodities bearing the same brand name, having the same quantity of contents of their package and having the same item price, but differing in color, flavor or variety of product, shall be considered a single consumer commodity.
(b) Disclosure of item price information for commodities optionally exempted.
If a consumer commodity is optionally exempted from item pricing by the store management in accordance with the provisions of subdivision 3, paragraph k of section 214-i of the Agriculture and Markets Law, the item price, common name, brand name and quantity of contents of the package shall be disclosed to the consumer by the following means: