Section 399-S - Posting of notice when air rifles or guns are sold1. In each mercantile establishment in this state where air rifles or air guns are sold, a notice must be posted in a conspicuous place, and in close proximity to any air rifle or air gun displayed for sale, that in legible format states: "Except under supervision at a shooting range or for hunting pursuant to license, Section 265.05 of the New York State Penal Law makes it unlawful for any person under the age of sixteen years to possess an air rifle or air gun."2. Any violation of this section shall be punishable by a civil penalty not to exceed one hundred dollars.N.Y. Gen. Bus. Law § 399-S