Police departments are generally a component of a governmental or quasi-governmental organization, such as a city, county, public park, water district, etc. Security departments are usually a function of private or corporate entities, like shopping malls. Private and corporate entities do not have the authority to create police departments.
Internal Security Department
Ministry of Public Security
The five largest police departments in Philadelphia are the Philadelphia Police Department, the Pennsylvania State Police, the SEPTA Police Department, the University of Pennsylvania Police Department, and the Philadelphia Housing Authority Police Department. The Philadelphia Police Department is the largest, responsible for law enforcement across the city. Each of the other departments serves specific jurisdictions or populations, contributing to the overall safety and security of their respective areas.
San Francisco Police Department's motto is 'Oro en paz, fierro en guerra'.
U.S. Army: Military Police (MP) U.S. Air Force: Security Forces (SF), formally Security Police (SP) U.S. Navy and Marine Corps usually abbreviate their Departments after their bases; i.e.: China Lake Police Department (CLPD) or MCB Camp Pendleton Police (MCBPD). U.S. Coast Guard: Coast Guard Police Department (CGPD).
Yes, it is an industry standard for home security companies alarms to directly call the local police department if they are triggered. They usually call a fire truck also.
The top ten largest US police departments by officer count are New York City Police Department (NYPD), Chicago Police Department (CPD), Los Angeles Police Department (LAPD), Philadelphia Police Department, Houston Police Department, Miami-Dade Police Department, Dallas Police Department, Boston Police Department, Detroit Police Department, and Washington DC Metropolitan Police Department.
This is a decision made by the local department. Some allow this, some do not.
A Department of the UK Government responsible for the Police, Customs, Immigration Control, Inland Security and MI5.
The full form of CRP in the police department is "Central Reserve Police." It is a paramilitary force in India, primarily tasked with maintaining law and order, counterinsurgency, and assisting in various internal security operations. The CRP is responsible for providing security during elections, managing riots, and conducting anti-terrorism operations.
PD (Police Department)
Usually at the end of their shift, or daily. It is governed by department rules and guidelines.