New York City Department of Citywide Administrative Services
The New York City Department of Citywide Administrative Services (DCAS) is a City of New York government agency. Its mission is to make city government work for all New Yorkers. It is responsible for: 

 Recruiting, hiring, and training City employees. Managing 55 public buildings. Acquiring, selling, and leasing City property. Purchasing over $1 billion in goods and services for City agencies. Overseeing the greenest municipal vehicle fleet in the country. Leading the City's efforts to reduce carbon emissions from government operations. History
The New York City Department of Citywide Administrative Services was created in 1996 when Mayor Rudolph W. Giuliani merged the Department of General Services and the Department of Personnel. The Department of Citywide Administrative Services Law Enforcement special Officers was started in 1996 with approximately 10 special officers assigned to various DCAS facilities. Commissioners
Chapter 35, section 810 of the New York City Charter states "There shall be a department of citywide administrative services, the head of which shall be the commissioner of citywide administrative services." Law Enforcement

The New York City Department of Citywide Administrative Services ( Police ) are appointed as Special Officer's who have limited peace officer powers in connection with their special duties of employment pursuant to New York State Criminal Procedure Law § 2.10(27). The exercise of these powers is limited to the employee's geographical area of employment and only while such employee is actually on duty as listed in Chapter 13 subsection (C):. NYC DCAS ( Police ) have a selected few Special Officer's who are licensed by the New York City Police Department to carry a firearm. They conduct preliminary investigations, building rule violations, security breaches, and thefts of property on DCAS facilities. DCAS ( Police ) Special Officers develop and implement corrective and preventive measures. They assist in operational and emergency planning in partnership with other DCAS Lines of Service and other emergency response agencies during emergency conditions. DCAS Special Officer's manage and administer the contract guard agreement to ensure necessary staffing levels and compliance with the contract provisions on DCAS managed properties. The New York City Police Department respond to all incidents and conduct investigations which includes at all DCAS facilities as per the NYC Charter. See also
New York State Department of Civil Service
Law enforcement in New York City

References

External links
 New York City Department of Citywide Administrative Services
 Department of Citywide Administrative Services in the Rules of the City of New York

Citywide Administrative Services