The Swiss Federal Pension Fund (PUBLICA) (German: Pensionskasse des Bundes PUBLICA, French: Caisse fédérale de pensions PUBLICA, Italian: Cassa pensioni della Confederazione PUBLICA) is the pension fund of the employees of the Swiss federal administration (second Pillar of the three-pillar Swiss pension system).

As of 2021, the fund served a total of around 66,800 insured persons and 42,000 pensioners from the Federal Administration, the ETH Domain, various decentralized federal companies and around 60 other companies under private or public law. It manages 44 billion CHF worth of assets,^[1][2] making it the largest pension fund in Switzerland.^[3] The fund is open to employers who are affiliated with the Confederation or who perform public tasks for the Confederation, a canton or a municipality.

PUBLICA is established as a separate legal personality and governed through a dedicated Swiss federal law, the Federal Act on the Federal Pension Fund (PUBLICA Act) (German: PUBLICA-Gesetz, French: Loi relative à PUBLICA, LPUBLICA, Italian: Legge su PUBLICA).^[4] It is administratively attached to the Federal Department of Finance.^[5]