Prepare for your NIE examination
- An essential revision tool for the NIE exam for Investigators
- Over 1,000 multiple-choice questions based on the Blackstone's Police Investigators' Manual
- The most authoritative means of self-testing outside of the NIE
- Identify areas of weakness, receive detailed answers with cross-references, and track your progress
2024 National Investigators' Exam
Candidates preparing for the exam in March can continue using the older Q&A platform. If your exam is after March, we recommend moving to this platform as soon as possible to avoid any disruptions.

Revision
Tailor your revision by choosing practice questions for specific subject areas. Detailed answers and cross-references are provided after each question.

Tests
Assess your knowledge with short practice tests across chosen subject areas. Each question includes detailed answers and cross-references.

Mock exams
Prepare for the NIE Exam for Inspectors by taking mock exams. Choose from quarter, half, or full-length exams, and monitor your progress.