New York

An ATV is any self-propelled vehicle manufactured for sale for operation primarily on off-highway trails or off-highway competitions and only incidentally operated on public highways, if it does not exceed seventy inches in width or one thousand pounds dry weight. Snowmobiles and other vehicles designed for travel on snow or ice are excluded. The definition does not state a number of wheels and does not mention the power source.

N.Y. Veh. & Traf. Law § 2281(1), checked 2026-09-26. Official text for New York, N.Y. Veh. & Traf. Law § 2281(1), external site

Except as the law otherwise provides, no person may operate an ATV within the state unless it has been registered and numbered and its registration number is displayed. An ATV may not be operated on public lands, waters and property other than a highway, except on lands that have been designated and posted for travel by ATVs.

N.Y. Veh. & Traf. Law §§ 2282(1), 2403(2), checked 2026-09-26. Official text for New York, N.Y. Veh. & Traf. Law §§ 2282(1), 2403(2), external site

No person may operate an ATV or ride as a passenger on an ATV unless wearing a protective helmet of a type approved by the commissioner under section 381(6) of the Vehicle and Traffic Law.

N.Y. Veh. & Traf. Law § 2406(2), checked 2026-09-26. Official text for New York, N.Y. Veh. & Traf. Law § 2406(2), external site

Except as provided for certified 14- and 15-year-olds, no person under sixteen may operate an ATV except upon lands owned or leased by a parent or guardian, unless under the general supervision of a person eighteen or older. A person fourteen or fifteen years old who has received the safety training prescribed by the commissioner and holds the ATV safety certificate may operate an ATV in the same manner as a person sixteen or older. Parents, guardians and owners may not authorize or knowingly permit a person under sixteen to operate an ATV in violation of the article.

N.Y. Veh. & Traf. Law § 2410(1), (2), (4), (5), checked 2026-09-26. Official text for New York, N.Y. Veh. & Traf. Law § 2410(1), (2), (4), (5), external site

No person may operate an ATV on a highway except as the law provides. An ATV may cross a highway other than an interstate or controlled-access highway at approximately a ninety degree angle after coming to a complete stop and yielding to traffic, and may be operated on a highway that has been designated and posted as open for travel by ATVs.

N.Y. Veh. & Traf. Law § 2403(1), checked 2026-09-26. Official text for New York, N.Y. Veh. & Traf. Law § 2403(1), external site

A bicycle with electric assist is a bicycle no more than thirty-six inches wide with an electric motor of less than seven hundred fifty watts, operable pedals, and federal bicycle equipment compliance, and it must fit one of three classes. Class one assists only while pedaling and stops assisting at 20 mph, and class two may propel the bicycle by the motor alone but cannot assist at 20 mph. Class three exists solely within a city of one million or more people and cannot assist at 25 mph.

N.Y. Veh. & Traf. Law § 102-c, checked 2026-09-26. Official text for New York, N.Y. Veh. & Traf. Law § 102-c, external site