All Commonwealth's Attorneys prosecute the most serious crimes, known as felonies, including murder, rape, and robbery. In many jurisdictions, they also prosecute misdemeanors and violations of local ordinances, including traffic offenses. In addition, they perform other duties and responsibilities as specified in the Virginia Constitution and Virginia Code. In Virginia, Commonwealth's Attorneys may be employed full-time or part-time, depending on the size of the jurisdiction served. Most full-time Commonwealth's Attorneys have a support staff of appointed assistants to help handle the prosecution of cases within his or her jurisdiction.
In York County and Poquoson, the Commonwealth's Attorney is Benjamin M. Hahn. His staff is made up of 6 attorneys and four secretaries/legal assistants. His office also includes the Victim-Witness Assistance Program for York County and Poquoson. At various times during the year, both the Commonwealth's Attorney's Office and the Victim-Witness Assistance Program may have several interns or volunteers.