New Jersey Statutes Title 17B. Insurance 17B § 27-62

a. the employee or dependent was covered under a group health plan or had health insurance coverage at the time coverage was previously offered to the employee or dependent, and the employee stated in writing at such time that coverage under a group health plan or health insurance coverage was the reason for declining enrollment, if the health insurer required such a statement at that time and notified the employee of the insurer's requirements;

b. the employee's or dependent's other coverage described in subsection a. of this section was under a COBRA continuation provision and coverage under that provision was exhausted or the coverage was terminated due to loss of eligibility for coverage, including legal separation, divorce, death, termination of employment and reduction in hours of employment, or to the termination of employer contributions toward that coverage; and

c. the employee requests enrollment not later than 30 days after exhaustion of coverage under a COBRA continuation provision or termination of coverage pursuant to subsection b. of this section.