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National Investigators’ Examination (NIE) Mock Papers


It’s competitive world in the today’s police force and the National Investigators’ Examination is the first step towards qualifying to be an investigator. You only get a limited number of chances to sit the NIE paper so preparation is essential.

Sancus have commissioned experienced question writers to prepare you practice exams which can be completed on line at a time and location convenient to you.

2017 NIE examinations

  • Tuesday 28 November 2017
  • Tuesday 06 March 2018
  • Tuesday 05 June 2018
  • Tuesday 04 September 2018
  • Tuesday 27 November 2018


To help you study and prepare for your National Investigators’ Examination we have,

  • A 70 Question Quick-fire Paper – the NIE is crammed with often similar and confusing aspects, such as levels of authorisation, changes in maximum sentence and time limits. Our 70 question quickfire paper is an invaluable way of testing and developing your memory.


  • This online test costs just £10    **Until 4th September 2017 these questions are just £7.50**


** Please be aware the 80 Question Mock exam paper is still in the process of being rewritten and is unavailable at this time.

If you would like to be informed as soon as it is available please send a message with your details. 


70 Quick Fire Questions – discount payment

You can take the tests on any PC, laptop, tablet or other device using any operating or system and you can pause the timing if it is not convenient to complete the paper all at one go.

Should you buy either of our papers off us and subsequently fail the NIE, we will give you a free licence to re-take our papers before you try the NIE again for real.

If you would like a free sample of NIE questions then be our guest and follow the link below.

So, to get your opportunity to test yourself ahead of the real thing just complete the booking form below which will take your information and forward you to the payment page. Within two working days (probably sooner) you will then receive by e-mail a link and a password to sit your examination. Once you log in you will have seven days to complete the tests.

Discounts are available for group licences purchased by police forces for their candidates or even if group of candidates get together – contact us for more information.

The NIE Mock Exam Paper and the Quickfire questions are an independent product and are not officially endorsed by any policing organisation.


Free NIE Questions – Good Luck