Objectives: The goal of the present study was to design a registration system for recording suicide in Iran, capable of designing identification pathways, registration, and report and follow-up of suicide cases and deaths due to suicide. Method: Through library assessments and surveying suicide registration systems in other countries (Denmark, India and WHO), potential methods of suicide in Iran were identified also, potential methods of identifying suicide cases in the country were designed and finalized subsequent to group consultation. Results: Suicide registration forms were designed, using the collected data. In this system: 1- The Health and Treatment Network is considered to be the appropriate site for the collection of data related to suicide, 2- Instances of suicide deaths and suicide attempts will be completely registered, 3- Data will be gathered from treatment centers and other contributing centers in general monthly forms, 4- Mental health attendants will enter the data into the computer system each month, in the suicide registration center affiliated to the health and treatment center, 5- The system will be primarily executed in two universities, 6- Training of target group (managers and personnel) in the primary stages of execution is important. Conclusion: The launch of the system for recording suicidal behavior in the country is the first essential step in the control and prevention of suicide.