Police impostors are not only undermining the performance of the Nigeria Police Force, but they are also impinging on the image of the organization. In view of this, this article examined the situational and contextual factors sustaining police impersonation in Nigeria. Situational choice theory was employed as conceptual framework. The existence of six major conditions in Nigeria is encouraging criminally-minded individuals to illegally take-up police identity. Police impersonation is inhibiting the service delivery capacity of the Nigerian police officials in a number of ways. Therefore, it becomes highly imperative for the Nigeria Police Force to design a holistic framework to effectively control the physical and cyber activities of impersonators using police identity to perpetrate different forms of crime.