I see police cars with a star or two stars on a blue background near the rear number plate of their vehicle. So one star means that the person is a DSP,
SDPD-Ranks
How to identify the designation of a police officer in a few seconds?
Indian Police Service - I.p.s - Knowledge of post of IPS by Stars* | Facebook
How do police officers get 3 stars? - Quora
Uniforms and Ranks - New Mexico State Police
Ranks, Classifications & Responsibilities of the TBPD – City of Tom Bean
How can someone know the rank of a police officer in India by seeing their shoulders? - Quora
Rank Descriptions | Greensboro, NC
State orders investigation of alleged hazing at Golden West police academy – Orange County Register
Two golden stars hi-res stock photography and images - Alamy
Police ranks and insignia of India - Wikiwand
7,400+ Police Rank Illustrations, Royalty-Free Vector Graphics & Clip Art - iStock | Policeman
Why are there so many 4-star generals in police and sheriff's departments? - Quora
82 3 Star Police Officer Images, Stock Photos & Vectors | Shutterstock
Why do small police departments adorn their senior officers with four and five star general ranks? - Quora
PoiseSocial - KNOW YOUR POLICE FORCE; RANKS AND REQUIRED... | Facebook
Five-star rank - Wikipedia
Police Rank Insignias - Officer to Chief - Career Police Officer
Police Rank Insignias - Officer to Chief - Career Police Officer
3,790 Police Ranking Images, Stock Photos & Vectors | Shutterstock
What is the significance of stars in police uniform in India? - Quora
