N.J. Stat. Ann. § 18A:6-31.5

3. Whenever a new school district is created, the tenure and seniority rights of all employees from the affected, constituent, replaced or displaced districts which form or are a part of, or are affected, replaced or displaced by the new school district, except for employees who are superintendents, shall be recognized and preserved by the new school district and all periods of employment in any of the school districts shall count toward acquisition of tenure and seniority in the new school district. All statutory and contractual rights to tenure, seniority, accumulated sick leave, leave of absence, and pension of an employee, other than an employee who is a superintendent, which have been acquired through employment in any of the districts shall be recognized by the new school district.