Occurrence Investigator (OI) Course and OI Refresher Course

Military Aviation Authority (MAA) centre of air safety training (CoAST) course enables delegates to carry out effective occurrence safety investigation (OSI).



Details of the course aim, applicability, prerequisite, course duration, location and course dates.

Before applying for this course, please read the course overview. If you are eligible to apply, complete the application form and return it to with the course title as the subject title.

The closing date for applications is 8 weeks prior to the course start date and applications received after this date will not be accepted.

Once received, applications will be added to the wait list and scrutinised approximately 7 weeks before the course. All candidates will be notified of the outcome with successful candidates receiving joining instructions approximately 6 weeks prior to the course.

Contracted staff and overseas students who wish to attend an air safety course will need to apply through their STEP point of contact.

Updates to this page

Published 10 November 2014
Last updated 21 March 2023 + show all updates
  1. The occurrence investigator course aim and applicability section have been updated.

  2. The applicability section of the occurrence investigator course has been updated.

  3. Email added for contracts and overseas applicants.

  4. The Occurrence investigator course aim and pre-requisites have been updated.

  5. The course aim and pre-requisites have been updated for the Occurence investigator course.

  6. A new opening paragraph has been added.

  7. OI course information updated.

  8. First published.

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