16. a. Receipts from sales of coin-operated telephone service are exempt from the tax imposed under the "Sales and Use Tax Act," P.L.1966, c.30 (C.54:32B-1 et seq.).
 
   b.   For purposes of this section:
 
   "Coin-operated telephone service" means a telecommunications service paid for by inserting money into a telephone accepting direct deposits of money to operate.
 
   L.2008, c.123, s.16.