N.J. Stat. § 56:3-22: Taking possession of unlawfully used containers marked with registered name, mark or device

The owner or proprietor, or his or its agents, may take possession of any bottle, container or receptacle mentioned in section 56:3-15 of this title used in violation of this article, whether the same be empty, or full or partly full of any liquid, beverage or other substance, and shall not be liable in damages therefor, or for any trespass arising out of such taking possession. If any person having possession of any such bottle, container or receptacle refuses to empty the same of its contents, immediately, upon notice and demand by the owner or proprietor thereof, or his or its agents, such owner or proprietor or agents may empty such bottle, container or receptacle, and shall not be liable therefor.