N.J. Stat. Ann. § 17:48D-9.1

Each employer or other organization which employs or has 25 or more employees or members during the full preceding calendar year and which contributes to a dental plan organization contract which restricts the covered persons in selecting the providers of dental services to a single provider or limited number of providers, shall also offer its employees and their eligible dependents and members and members' eligible dependents at the time a dental benefits plan is offered or renewed the option of selecting alternative coverage which permits covered persons to obtain dental services from any licensed dentist.