The ETI inspects organisations which receive funding for education and training, including:
- pre-school settings, including: nursery schools, nursery units and voluntary and private settings;
- primary, post-primary and special schools;
- education other than at school (EOTAS) provision centres;
- colleges of further and higher education;
- supplier organisations of training and employment programmes;
- the youth and community sector;
- initial teacher education institutions;
- independent schools;
- the nature, scope and effect of advisory and support services provided by the Education Authority.
The Inspectorate provides inspection services for the:
- Department of Education;
- Department for the Economy; and
- other commissioning Departments.
In addition, inspection services are also provided for the Department of Agriculture, Environment and Rural Affairs (DAERA), the Criminal Justice Inspectorate (CJI) and the Home Office.