Roads inSerbia are the backbone of its transportation system and an important part of the European road network. The total length of roads in the country is 45,419 km, and they are categorized as "state roads" (total length of 16,179 km) or "municipal roads" (total length of 23,780 km).[1][2] All state roads in Serbia are maintained by the public, nation-wide, road construction companyJP Putevi Srbije.
Major roads in the country are designated as "state roads", most of which are paved. They are categorized into class I and class II, with class I having three subclasses (A, M and B) and class II having two subclasses (A, B).[3]
Roads that are motorways are categorized as state roads, class IA, and are marked with one-digit numbers (the "A1", "A2", "A3", "A4", "A5", "A6", "A7", "A8" and "A9"road designations represent "autoput", the Serbian word for motorway).[4][5]
As of April 2024, there are 967.778 km (601.349 mi) of motorways (Serbian:аутопут / аutoput) in total.[1] Motorways in Serbia have three lanes in each direction (including thehard shoulder), signs are white-on-green, and the normal speed limit is 130 km/h.
| Designation | Route | In service | Planned |
|---|---|---|---|
 A1 | Border withHungary (Horgoš border crossing) -Novi Sad -Belgrade -Niš -Vranje - border withNorth Macedonia (Preševo border crossing) | 612.5 km | 612.5 km |
 A2 | Belgrade -Obrenovac -Lajkovac -Ljig -Gornji Milanovac -Preljina -Čačak -Požega -Arilje -Ivanjica -Boljare | 149 km | 258 km |
 A3 | Border withCroatia (Batrovci border crossing) -Belgrade | 95.4 km | 95.4 km |
 A4 | Niš -Pirot -Dimitrovgrad - border withBulgaria (Gradina border crossing) | 105.4 km | 105.4 km |
 A5 | Pojate -Kruševac -Kraljevo -Preljina | 58 km | 110 km |
 A6 | Novi Sad -Zrenjanin -Belgrade | 0 km | 89.5 km[6] |
 A7 | Kuzmin (intersection with A3) -Bosut - Border withBosnia and Herzegovina near Sremska Rača | 0 km | 18 km |
 A8 | Ruma (intersection with A3) -Hrtkovci -Šabac (intersection with M3) | 22.1 km | 22.1 km[7] |
 A9 | Bubanj Potok -Pančevo - Border with Romania | 0 km | km |
 A10 | Požega (intersection with A2) -Sevojno - Border with Bosnia and Herzegovina | 0 km | km |
 A11 | Pančevo (intersection with A9) -Batajnica | 0 km | km |
 A12 | Merošina (intersection with A1) -Kuršumlija - Administrative line withKosovo and Metohija | 0 km | km |
| N/A | Lajkovac (intersection with A2) -Aranđelovac -Mladenovac (intersection with A1) -Topola -Rača (intersection with A1) -Svilajnac -Despotovac -Bor[8] | 0 km | 270 km |
| Total | 1,000.7 km (621.8 mi) | 1,486.8 km (923.9 mi) |
Roads categorized as state roads, class IM areexpressways (Serbian:Брзи пут,Brzi put), that were greatly introduced in law of the Republic of Serbia in March 2024.[9][10] The examples of such roads are the 24 km-long stretch ofState Road 24 betweenKragujevac andBatočina (intersection with A1 motorway) and the planned upgrade of the 27 km-long section ofState Road 21 betweenNovi Sad andRuma (intersection with A1 motorway). Expressways, unlike motorways, do not have emergency lanes, signs are white-on-blue and the normal speed limit is 100 km/h.[citation needed]
| Designation | Route | In service | Planned |
|---|---|---|---|
 M1 | Border withHungary (Bački Breg border crossing) -Sombor -Kula -Vrbas -Srbobran -Bečej -Novi Bečej -Kikinda - border withRomania (Srpska Crnja border crossing) | 0 km (0 mi) | 0 km (0 mi) |
 M2 | Link withA1 (Novi Sad Jug junction) -Novi Sad -Irig -Ruma - link withA3 andA8 (Ruma junction) | 0 km (0 mi) | 0 km (0 mi) |
 M3 | Link withA8 (Šabac) -Loznica | 53.97 km (33.54 mi) | 53.97 km (33.54 mi) |
 M4 | Badovinci -Slepčević | 0 km (0 mi) | 0 km (0 mi) |
 M5 | Novi Bečej -Zrenjanin | 0 km (0 mi) | 0 km (0 mi) |
 M6 | Belgrade (Kovilovo junction) -Pančevo (link withIB10 and A130) | 26.61 km (16.53 mi) | 26.61 km (16.53 mi) |
 M7 | Link withA1 (Požarevac junction) -Požarevac -Veliko Gradište -Golubac -Donji Milanovac -Brza Palanka | 37.05 km (23.02 mi) | 68.77 km (42.73 mi) |
 M8 | Kladovo -Negotin -Zaječar | 0 km (0 mi) | 0 km (0 mi) |
 M9 | Link withA2 (Lajkovac junction) -Divci -Valjevo - link withIB27 | 17.25 km (10.72 mi) | 17.25 km (10.72 mi) |
 M10 | Link withA2 -Lazarevac -Aranđelovac -Rača -Svilajnac -Despotovac -Bor -Zaječar | 0 km (0 mi) | 0 km (0 mi) |
 M11 | Link withA1 andA3 (Belgrade junction) - Airport junction - Mostar junction - link withA1 andA9 (Bubanj potok junction) | 30.01 km (18.65 mi) | 30.01 km (18.65 mi) |
 M12 | Link withM11 (Airport junction) -Belgrade Airport Nikola Tesla | 1.94 km (1.21 mi) | 1.94 km (1.21 mi) |
 M13 | Link withA1 (Mali Požarevac junction) -Mladenovac -Aranđelovac (link withIB10) | 0 km (0 mi) | 0 km (0 mi) |
 M14 | Topola -Kragujevac | 0 km (0 mi) | 0 km (0 mi) |
 M15 | Link withA1 (Batočina junction) -Batočina -Kragujevac -Knić - link withA5 (Katrga junction) | 18.91 km (11.75 mi) | 18.91 km (11.75 mi) |
 M16 | Link withA1 (Paraćin) -Zaječar - border crossing withBulgaria (Vrška čuka) | 0 km (0 mi) | 0 km (0 mi) |
 M17 | Link withA5 -Kraljevo -Raška -Novi Pazar | 0 km (0 mi) | 0 km (0 mi) |
 M18 | Nova Varoš -Sjenica -Novi Pazar | 0 km (0 mi) | 0 km (0 mi) |
 M19 | Raška - Administrative border (Jarinje) | 0 km (0 mi) | 0 km (0 mi) |
 M20 | Link withM6 - Bridge over Danube - Link withM11 | 0 km (0 mi) | 0 km (0 mi) |
| Total | 185.73 km (115.41 mi) | 217.45 km (135.12 mi) |
Roads categorized as state roads, class IB are 4,486 km in total length as of June 2022 and are marked with two-digit numbers.[1] They have one lane in each direction, signs are black-on-yellow and the normal speed limit is 80 km/h.
Roads that partly or entirely lay inKosovo (seeRoads in Kosovo).
| Designation | Route |
|---|---|
 31 | Raška - border withKosovo (Jarinje border crossing) -Leposavić -Mitrovica -Vučitrn -Pristina -Ferizaj - border withNorth Macedonia (Elez Han border crossing) |
 32 | Ribariće - border withKosovo (Vitkoviće border crossing) -Zubin Potok -Mitrovica |
 35 | Border withRomania (Đerdap border crossing) -Kladovo -Negotin -Zaječar -Knjaževac -Svrljig -Niš -Merošina -Prokuplje -Kuršumlija - border withKosovo (Merdare border crossing) -Podujevo -Pristina -Lipljan -Štimlje -Suva Reka -Prizren - border withAlbania (Vërmica border crossing) |
 39 | Pirot -Babušnica -Vlasotince -Leskovac -Lebane -Medveđa - border withKosovo (Mutivode border crossing) -Pristina -Peja - border withMontenegro (Čakor border crossing) |
 41 | Bujanovac (A1 motorway) - border withKosovo (Končulj border crossing) -Gjilan -Ferizaj -Štimlje |
 45 | Entirely inKosovo (Dolac -Gjakova - border withAlbania (Morinë border crossing)) |
State roads, class IIA, are marked with three-digit numbers, the first digit being 1 or 2. The total length of these roads is 7,799 km as of June 2022.[1]
State roads, class IIB, are marked with three-digit numbers, the first digit being 3 or 4. Total length of these roads is 3,156 km as of June 2022.[1]
Minor, local roads in the country are designated as "municipal roads".[3]Total length of these roads is 23,780 km and some two-thirds are paved roads, while the rest are consisted of macadam and earthen roads.
The followingEuropean routes pass throughSerbia:
E65:Rožaje,Montenegro –Tutin –Mitrovica –Pristina –Elez Han,Kosovo –Skopje,North Macedonia.
E70:Slavonski Brod,Croatia –Šid –Belgrade –Vršac –Timișoara,Romania.
E75:Szeged,Hungary –Subotica –Novi Sad –Beška Bridge –Belgrade –Niš –Leskovac –Vranje –Preševo –Kumanovo,North Macedonia.
E80:Rožaje,Montenegro –Peja –Pristina,Kosovo –Prokuplje –Niš –Niška Banja –Pirot –Dimitrovgrad –Sofia,Bulgaria.
E662:Subotica –Sombor –Bezdan –Osijek,Croatia.
E761:Sarajevo,Bosnia and Herzegovina –Užice –Čačak –Kraljevo –Kruševac –Pojate –Paraćin –Zaječar.
E763:Belgrade –Čačak –Nova Varoš –Bijelo Polje,Montenegro.
E771:Drobeta-Turnu Severin,Romania –Zaječar –Niš.
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