On 11 April 2022 the Anglican Church investigation scope was formally expanded to also include the abuse of children, young persons and vulnerable adults in the care of: the Presbyterian Church of Aotearoa New Zealand; the Methodist Church of New Zealand; the Salvation Army New Zealand, and subsidiaries and affiliated entities and institutions of these organisations (together the Protestant faiths).

The inquiry will also receive evidence including from survivors of abuse in other faiths, including the Gloriavale Christian Community; Exclusive Brethren (more recently known as Plymouth Brethren Christian Church); and the Christian Congregation of Jehovah’s Witnesses Australasia (in New Zealand).