Child Welfare; Requires certain organizations & agencies to provide employees with annual training approved by DCF relating to protection of children from abuse & neglect; provides requirements for such training; requires DCF to create process to approve qualified accrediting organizations; requiring such organization maintain certain records; requires DCF review status of accredited child safety organizations at certain intervals; requires DCF to collect & analyze certain reports of abuse which are reported from or occurred at child-serving organization; requires OIR to approve rating plans for employer's liability insurance which provide premium discount to certain child-serving organizations; provides requirements for such plans; requires OPPAGA to conduct study on affordability & availability of liability coverage for child-serving organizations; requires office to provide certain report to Legislature by certain date.