Internal investigations are conducted to uphold the professional conduct and code of ethics in a law enforcement agency. The integrity of an agency depends on the honesty and discipline of its employees. The Internal Affairs Unit is responsible for receiving, processing, assigning and supervising the investigation of any alleged misconduct or wrongdoing by any employee of the Columbia Police Department. The Internal Affairs Unit is responsible for investigating all complaints received from any citizen, employee, or anonymous source, and responding to the Chief of Police. The unit ensures that all allegations are investigated thoroughly and objectively.