The first step is to fill up the application form. The next step is to attend the medical examination and interview. After that, you will be called for a written test. If you pass all these steps, then you will be called for an interview with a panel of officers. If you pass the interview, then you will be called for a medical examination. After that, you will be called for a physical fitness test. If you pass all these steps, then your application will be processed and you will receive an official letter of acceptance.