Allegheny County Sheriff's Office

The Allegheny County Sheriff's Office is a law enforcement agency that serves Allegheny County, Pennsylvania, and is the largest sheriff's office in the state. The ACSO serves as a local arm of the Pennsylvania Unified Judicial System in a number of roles, including: court security, writ services, sales, prisoner transportation, issuing of firearm licenses and execution of warrants. A primary responsibility of the office is fugitive apprehension. The Sheriff's Office also assists local law enforcement agencies with emergency and incident response on an as-needed basis, most notably through the use of trained police canines.