N.J. Stat. § 45:28-6: Catalytic converter, purchase, not attached, limited, scrap metal business; exception.

4. The purchase of a used catalytic converter, in whole or in part, that is not attached to a motor vehicle at the time of sale or attempted sale shall be limited to a scrap metal business, unless the seller of the used catalytic converter is a registered business that, in the regular course of business, collects, stores, or sells a catalytic converter or any other motor vehicle part.

L.2023, c.56, s.4.