Part I — Organization and Planning, 1st Edition – 2000, includes considerations for the establishment of an aircraft accident investigation authority in terms of its structure, staffing and legislation. The planning of an investigation and the notification process for accidents and incidents are also addressed, as are the initial actions to be taken at an accident site, with particular emphasis on the safety of personnel. A directory of the accident investigation authorities in all States and their contact details is included.
Part II — Procedures and Checklists, 2nd Edition – 2012, provides information on the common techniques and procedures, as well as checklists to assist States in aircraft accident and incident investigations. The manual also provides guidelines on major investigations that can be used, particularly, in the conduct of larger accident investigations.
Part III — Investigation, 1st Edition – 2012, provides guidance for the investigation of all technical areas that may have been involved in an aircraft accident or incident. Likewise, guidance is provided for the several phases of an investigation. Contents addressed include, among others, wreckage investigation, structures and systems investigation, flight recorders, aircraft performance, etc.
Part IV — Reporting, 2nd Edition – 2013, provides guidance in developing the final reports as a result of the investigation of aircraft accidents and incidents, including comprehensive guidelines on drafting and processing of safety recommendations. It outlines the format and content and the procedures for consultation, release, distribution, and dissemination of the final report.