The requirements prescribed by NRS 127A.160 to 127A.430, inclusive, are applicable to:
1. Adoptions of children who are placed with agencies which provide child welfare services governed by chapter 127B of NRS;
2. Agency adoptions, identified adoptions and, as applicable, adult adoptions governed by chapter 127C of NRS;
3. Close-family adoptions governed by chapter 127D of NRS; and
4. Confirmatory adoptions and readoptions governed by chapter 127E of NRS.