A court of this State shall apply the guidelines established by the Administrator of the Division of Social Services of the Department of Human Services pursuant to NRS 425.620 to:

1. 1. Determine the required support in any case involving the support of children; or
2. 2. Change the amount of the required support of children.

(Added to NRS by 1987, 2267; A 1989, 859; 1991, 1334; 1993, 486; 1997, 2295; 2001, 1866; 2017, 2284)