Nev. Rev. Stat. § 31A.070

1. The enforcing authority shall mail, by first-class mail, a notice to withhold income to an income payer of an obligor: (a) If the provisions of subsection 4 of NRS 31A.025 apply, immediately upon determining that the obligor is delinquent in the payment of support; or (b) If the provisions of subsection 4 of NRS 31A.025 do not apply, immediately upon the entry of the order of support, unless an exception set forth in paragraph (a) or (b) of subsection 1 of NRS 31A.025 applies.

2. If an income payer of an obligor does not begin to withhold income from the obligor after receiving the notice to withhold income that was mailed pursuant to subsection 1, the enforcing authority shall mail, by certified mail, return receipt requested, another notice to withhold income to the income payer.

3. A notice to withhold income may be issued electronically and must: (a) Contain the social security number of the obligor; (b) Specify the amount to be withheld from the income of the obligor; (c) Specify the amounts of the fees authorized in NRS 31A.090 and required in NRS 31A.075 ; (d) Describe the limitation for withholding income prescribed in subsection 2 of NRS 31A.030 ; (e) Describe the prohibition against terminating the employment of an obligor because of withholding, if applicable, and the penalties for wrongfully refusing to withhold pursuant to the notice to withhold income; (f) Specify that, pursuant to NRS 31A.160 , the withholding of income to enforce an order of a court for child support has priority over other proceedings against the same money; and (g) Explain the duties of an income payer upon the receipt of the notice to withhold income.