To operate an ATV, a person must be at least 14 years-old. Any ATV operator under the age of 18 must complete an ATV Safety Institute course and receive a safety certificate. Operators under the age of 16 cannot operate an ATV with an engine capacity greater than 90cc. Operators 16 years or younger are not allowed to operate an ATV in New Jersey state parks and forests.
Check out these River Vale, NJ ATV/OHV resources: