Police Complaints Authority (India)
The Police Complaints Authority (PCA) is a body that adjudicates allegations of improper or shoddy investigations, refusal to file FIRs, custodial torture and high-handedness against the police. But its recommendations are high authorities and recognised governmental authority upon the state government for action against errant police personnel.
Source: Wikipedia — Police Complaints Authority (India) (CC BY-SA 4.0)