N.J. Stat. § 52:17B-4.9
For the purposes of this act:
"Law enforcement agency" means a department, division, bureau, commission, board or other authority of the State or of any political subdivision thereof which has by statute or ordinance the responsibility of detecting and enforcing the general criminal laws of this State.
"Law enforcement officer" means any person who is employed as a permanent full-time member of an enforcement agency, who is statutorily empowered to act for the detection, investigation, arrest, and conviction of persons violating the criminal laws of this State and statutorily required to successfully complete a training course approved, or certified as being substantially equivalent to an approved course, by the Police Training Commission pursuant to P.L. 1961, c.56 (C.52:17B-66 et seq.).
N.J.S. § 52:17B-4.9