Central Compensation Office

The Central Compensation Office (CCO) (Zentrale Ausgleichsstelle, ZAS, Centrale de compensation, CdC, Ufficio centrale di compensazione, UCC) is the federal office responsible for implementing body for first-pillar social security, which covers old-age and survivors' insurance (OASI), disability insurance (DI) and compensation for loss of earnings (APG).

It is based in Geneva, with approximately 850 employees. It is supervised by the Federal Finance Administration, which is subordinated to the Federal Department of Finance.