N.J. Stat. § 2A:56-15: Lienor not necessary party; effect of partition on lienor

A person having a lien, by judgment, decree, mortgage or otherwise, on real estate, or any part thereof, whereof partition is sought in such an action in the superior court, shall not, in the first instance, be a necessary party to the proceedings, and, except as provided in section 2A:56-16 of this title, his lien shall not be altered, affected or impaired by partition of the real estate.

L.1951 (1st SS), c.344.