Nev. Rev. Stat. § 31A.025
1. Except as otherwise provided in subsection 4, whenever a court order requiring an obligor to make payments for the support of a child includes an order directing the withholding of income for the payment of the support, the procedure provided by this chapter for the withholding of income must be carried out immediately unless:
2. Except as otherwise provided in subsection 3, a finding of good cause pursuant to paragraph (b) of subsection 1 must be based on a written finding by the court that the immediate withholding of income would not be in the best interests of the child. A finding that the immediate withholding of income would not be in the best interests of the child may be based on evidence that:
4. In the case of any court order requiring an obligor to make payments for the support of a child:
(b) In connection with which:
(2) All parties have agreed in writing that there should be no immediate withholding,
the procedure for the withholding of income must be carried out when the obligor becomes delinquent in paying the support of a child. The person entitled to the payment of support or the person’s legal representative shall notify the enforcing authority when the procedure for the withholding of income must be carried out pursuant to this subsection.
(Added to NRS by 1989, 672; A 1993, 485; 1997, 2272; 2003, 853)