Processing time varies from candidate to candidate. It is common for the entire process to take 12 to 18 months; however, various measures have been taken to speed this process, and shorten processing time. The selection process consists of 5 main components as follows: The Written Examination; Physical Fitness Test, Background Investigation; Pre-Employment Medical Examination; and Psychological Screening. All of the main components have smaller elements within them. Please click Selection Components for more information.