This chapter focuses on requirements related to intake, investigations and child protective services. Included in this chapter are policies on ASFA (reasonable efforts); CAPTA-IDEA; Differential Response; Indian Child Welfare Act (ICWA); Multi-Ethnic Placement Act (MEPA); Nevada Initial Assessment (NIA); Nevada Safety Assessment; Risk Assessment; response to environmental exposure; Substantiation; Termination of Parental Rights (TPR) and Child Abuse and Neglect Screenings and NCID Requirements for Prospective Foster and Adoptive Parents.