The value of the merchandise involved in a violation of this section may be aggregated in determining the grade of the offense where the acts or conduct constituting a violation were committed pursuant to one scheme or course of conduct, whether from the same person or several persons, or were committed in furtherance of or in conjunction with an organized retail theft enterprise.
Additionally, notwithstanding the term of imprisonment provided in N.J.S. 2C:43-6 or 2C:43-8, any person convicted of a shoplifting offense shall be sentenced to perform community service as follows: for a first offense, at least ten days of community service; for a second offense, at least 15 days of community service; and for a third or subsequent offense, a maximum of 25 days of community service and any person convicted of a third or subsequent shoplifting offense shall serve a minimum term of imprisonment of not less than 90 days.
Any law enforcement officer may arrest without warrant any person he has probable cause for believing has committed the offense of shoplifting as defined in this section.
A merchant who causes the arrest of a person for shoplifting, as provided for in this section, shall not be criminally or civilly liable in any manner or to any extent whatsoever where the merchant has probable cause for believing that the person arrested committed the offense of shoplifting.
N.J.S. § 2C:20-11