For the purposes of P.L. 1982, c. 36 (C. 54:4-5a), "county institution" means any institution as defined in R.S. 30:4-23 or Article II of P.L. 1956, c. 178 (C. 30:7B-2) which is owned, operated or maintained by a county in the State.
N.J.S. § 54:4-5b