The Anti-fascist Assembly for the National Liberation of Serbia (; acr. ÃÂáÃÂÃÂá / ASNOS) was formed in November 1944, as the governing body of the Yugoslav National Liberation Movement in the newly liberated Serbia. President of ASNOS was Sinià ¡a StankoviÃÂ.
In the autumn of 1944, Serbia was liberated by partisan forces and the Red Army. As soon as Belgrade was liberated on 20 October, creation of new administration was initiated. In early November 1944, the Great Anti-Fascist People's Liberation Assembly of Serbia () in Belgrade. It consisted of more than eight hundred delegates, elected throughout liberated regions of Serbia. In order to form permanent representative body, delegates elected 250 representatives, thus constituting the Anti-fascist Assembly for the National Liberation of Serbia. In the same time, they affirmed the policy of reconstituting Yugoslavia as a federation, with Serbia as one of its federal units. Thus was initiated the process that led to the creation of the Federated State of Serbia (), as a federated state within new Democratic Federal Yugoslavia.