State Road 13 (Serbia)

State Road 13, is an IB-class road, located in northern Serbia, connecting Horgoš with Belgrade. It is located in Vojvodina and City of Belgrade.

Before the new road categorization regulation given in 2013, the route wore the following names: O 10, M 22.1, P 119, P 111, P 112, M 24, M 3 and M 24.1 (before 2012) / 102, 11, and 104 (after 2012).

The existing route is a main road with two traffic lanes, except for Kovilovo interchange – Belgrade (printing company) section, which has been done in dual-carriageway six-lane configuration. By the valid Space Plan of Republic of Serbia the road is not planned for upgrading to motorway, and is expected to be conditioned in its current state.