3.   As used in this act:

   "County board of taxation" or "county tax board" means the board of taxation of a demonstration county.
 
   "County tax administrator" means the administrator of the board of taxation of a demonstration county.
 
   "Demonstration county" means a county participating in the real property assessment demonstration program established in section 4 of P.L.2013, c.15 (C.54:1-104).
 
   "Demonstration program" means the real property demonstration program for municipal real property assessment established in section 4 of P.L.2013, c.15 (C.54:1-104).
 
   L.2013, c.15, s.3.