The Oversight of the Oranga Tamariki System Act 2022 is a New Zealand Act of Parliament that establishes an to provide oversight over the country's Oranga Tamariki system, which provides services and support to children, young people, and their families under the provisions of the Oranga Tamariki Act 1989. The Bill was formerly part of the proposed "Oversight of the Oranga Tamariki System and Children and Young People's Commission Bill" until it was split into two separate pieces of legislation by the New Zealand Parliament on 11 August 2022. Together, the Oranga Tamariki Oversight Act and the companion Children and Young People's Commission Act 2022 replaced the Office of the Children's Commissioner, the independent national Children's ombudsman.