N.J. Stat. § 4:15-14
An organization created for the purpose of promoting the breeding, care, and training of dogs to draw sleds, carts, or wheel rigs, including the International Sled Dog Racing Association and its affiliates in this State, or other similar association which has been in existence for at least five years and which has been classified as a nonprofit corporation and certified as exempt from the payment of federal income tax by the Internal Revenue Service of the United States Department of the Treasury may conduct or sponsor dog sled races or exhibitions of dog sled racing, carting, weight pull, and freight racing skill with dogs specifically bred and trained for that purpose, in conjunction with the owners thereof. The proper care, humane treatment, and protection of a dog participating in a dog sled race, freight race, weight pull, or carting exhibition shall be the responsibility of its owner and all dog sled races, freight race, weight pull, or carting exhibitions shall be conducted in a manner not inconsistent with the provisions of chapter 22 of Title 4 of the Revised Statutes.
N.J.S. § 4:15-14