New Jersey Statutes Title 40A. Municipalities and Counties 40A § 10A-1

a. Except as provided in subsection b. of this section, the owner of a business or the owner of a rental unit or units shall maintain liability insurance for negligent acts and omissions in an amount of no less than $500,000 for combined property damage and bodily injury to or death of one or more persons in any one accident or occurrence.

b. The owner of a multifamily home which is four or fewer units, one of which is owner-occupied, shall maintain liability insurance for negligent acts and omissions in an amount of no less than $300,000 for combined property damage and bodily injury to or death of one or more persons in any one accident or occurrence.