N.J. Stat. § 2A:17-78: Issue of writ on judgments founded on contract

A capias ad satisfaciendum shall not issue on a judgment founded upon contract, express or implied, except:

a. Where an order to hold the defendant to bail has been issued and remains in force; or

b. When due proof is made to the court, establishing:

1. The facts on which an order to hold to bail could issue under the provisions of section 2A:15-42 of this title; or

2. That defendant has rights or credits, money or effects in his own possession or the possession of some other person to his use, of the value of $50.00 or over, which he unlawfully refuses to apply in payment of the judgment against him.

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