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National investigators' exam (NIE)

Support, guidance and information for people taking the national investigators' exam (NIE).

2025 exam dates

Exam dateRegistration
Tuesday 4 March 
  • opens Thursday 9 January
  • closes at 6pm on Wednesday 5 February
Tuesday 3 June 
  • opens Wednesday 2 April
  • closes at 6pm on Wednesday 7 May
Tuesday 2 September 
  • opens Wednesday 9 July
  • closes at 6pm on Wednesday 6 August
Tuesday 18 November 
  • opens Wednesday 17 September
  • closes at 6pm on Wednesday 22 October

2026 exam dates

Exam dateRegistration
Wednesday 4 March 
  • opens on Thursday 8 January
  • closes at 6pm on Wednesday 4 February
Tuesday 2 June 
  • opens on Wednesday 1 April
  • closes at 6pm on Wednesday 6 May
Tuesday 8 September 
  • opens on Wednesday 15 July
  • closes at 6pm on Wednesday 12 August 
Tuesday 17 November 
  • opens on Wednesday 16 September
  • closes at 6pm on Wednesday 21 October 

NIE candidate handbook

Information on the rules, syllabus, how to apply, details of the assessment process, and results and feedback. All candidates must read this handbook.

Supporting guides and policies

Previous exam results

Exam results

See a breakdown and some demographic analysis of exam results.

Subjects covered in previous exams

These are an indication of what was covered previously and do not indicate what will be covered in future exams.

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