Provides that upon receiving a report of alleged abuse or neglect, the department shall: (1) Make reasonable efforts to learn the name, address, and telephone number of each person making a report of abuse or neglect under this act. The department shall provide assurances of appropriate confidentiality of the identification of persons reporting under this act. If the department is unable to learn the information required under this provision, the department shall only investigate cases in which: (a) The department believes there is a serious threat of substantial harm to the child; (b) the report indicates conduct involving a criminal offense that has, or is about to occur, in which the child is the victim; or (c) the department has a prior founded report of abuse or neglect that is within three years of receipt of the referral;

(2) Unless the report is screened-out or being investigated by a law enforcement agency, conduct an investigation within time frames established by the department in rule; and

(3) Make a finding that the report of child abuse or neglect is unfounded, founded, or inconclusive at the completion of the investigation.