Have you purchased the vehicle from a dealer in another state?
I have not yet, no.
Unfortunately, no relevant information is found.
What are some instances in which I would not need to register an ATV?
You must have a valid NY State registration to ride your ATV in New York State unless it is only used for agricultural purposes or not-for-hire snow removal on private property.
and under 15 years old can you drive?
Children 10-15 years old can only drive an ATV with certain requirements
What vehicles are considered to be ATVs?
An ATV is any self-propelled vehicle, including an off-road motorcycle, that is manufactured for use on off-road trails or in off-road competitions.  These vehicles are less than 70 inches wide and weigh less than 1,000 pounds.
In additional information about PROOF OF IDENTITY AND DATE OF BIRTH. What kind of identification do I need?
You must provide proof of identity , date of birth , and at least six points of proof of name
How do I prove ownership of a vehicle if I purchased the vehicle from a private seller?
If you purchase from a private seller, the seller and the buyer complete the Statement of Transaction or you can also show your proof of exemption or proof that the tax was paid.
What is the maximum width of a vehicle considered to be an ATV?