2806 This protocol sets out provisions for information sharing between Commonwealth agencies and child protection. Information Sharing Protocol between the Commonwealth and Child Protection Agencies. Commonwealth agencies (2009) (pdf, 139.03 KB) Additional information Centrelink (2011) (pdf, 46.96 KB) Medicare (2011) (pdf, 2.88 MB) Child support agency (2010) (pdf, 52.59 KB)