Internal Affairs is a very significant department of law enforcement. In this department the police officers are responsible to take care of the law enforcement, the possible chances of law breach, some suspicions etc. are also investigated. The other responsibility is to make sure that the department is very strong and also it is free from corruption. Though the department has an essential role in law enforcement, the law enforcement is not among its functions. The department sees that the members of the crucial law enforcement department do not engage in any misconduct. The role of the internal affairs department is unique from all other departments. The departments also specify the duties of the internal affairs departments attached to them.