State Road 120 (Serbia)

State Road 120, is an IIA-class road in northern Serbia, connecting Croatia (where it continues as the D46 road) at Šid with Obrenovac. It is located in Vojvodina and City of Belgrade.

Before the new road categorization regulation given in 2013, the route wore the following names: P 103, M 21, P 153a and P 267 (before 2012) / 115, 117 and 13 (after 2012).

The existing route is a regional road with two traffic lanes. By the valid Space Plan of Republic of Serbia the road is not planned for upgrading to main road, and is expected to be conditioned in its current state.