N.J. Stat. Ann. § 26:3D-63

9. The provisions of this act shall supersede any other statute, municipal ordinance and rule or regulation adopted pursuant to law concerning smoking in an indoor public place or workplace or at a public park or beach, except where smoking is prohibited by municipal ordinance under authority of R.S.40:48-1 or 40:48-2, or by any other statute or regulation adopted pursuant to law for purposes of protecting life and property from fire or protecting public health, and except for those provisions of a municipal ordinance which provide restrictions on or prohibitions against smoking equivalent to, or greater than, those provided under this act.