Nev. Rev. Stat. § 286.579
1. In addition to the other postretirement allowances and increases provided by law, the System shall provide a monthly postretirement increase to each person who began receiving benefits before January 1, 1977, or to the person’s designated beneficiary upon the person’s death in these amounts:
Base Benefit Monthly Increase
$0—$100...................................................................................................... $20
101— 200......................................................................................................... 15
201— 300......................................................................................................... 10
301— 500........................................................................................................... 5
501 and above.................................................................................................... 3
(Added to NRS by 1981, 576)