N.J. Stat. Ann. § 40:60-25.41

After the completion of the removal of said bodies the said municipality by any board or body therein by authority of the board or body having charge or control of the finances of said municipality or the said board of education by any agent or agency designated by it may enter upon and take possession of the said abandoned burying ground or cemetery, and devote the same to any public use or purpose or to school purposes.