There can be several meanings, but the most common is "Emergency Service Unit." In the New York Police Department, this is the unit that provides SWAT team-like services and performs high-risk rescues.
Emergency Services Unit
ESU stands for Emergency Services Unit. It is a specialized unit within law enforcement agencies that is trained to handle high-risk situations such as hostage rescues, active shooter incidents, and other dangerous scenarios.
Did you mean FBI?
Non Law Enforcement.
Confidential Source
Non Law Enforcement.
Law enforcement in the UK have a "shoot to kill" policy against terrorists.The enforcement of this curfew will mean we will need to use the reserve soldiers.
As written, it is gibberish. However I think you mean Law Enforcement which is the upholding and defending of laws.
The cast of Esu esu - 2008 includes: Megumi Mariko Ookubo as Natsumi Noriko Sakai Hideo Sakaki
Law enforcement was hampered by the widespread corruption of law enforcement officers and other public officials.
Law Enforcement Exploring was created in 1973.
You mean as in crime? The federal and local law enforcement agencies.
Watching -- usually in the context of security or law enforcement, and usually unobtrusively.