| M-9 highway | ||||
|---|---|---|---|---|
| Magistralni put M-9 | ||||
|   | ||||
| Route information | ||||
| Length | 21.1 km (13.1 mi) | |||
| Major junctions | ||||
| South end |  M-7 in Vilusi | |||
| North end |  R-431 in Deleuša | |||
| Location | ||||
| Country | Montenegro | |||
| Municipalities | Nikšić | |||
| Highway system | ||||
| 
 | ||||
M-9 highway (Montenegrin : Magistralni put M-9) (previously known as R-12 regional road) is a Montenegrin roadway.
First section from Vilusi to Petrovići of then R-12 regional road was reconstructed and upgraded in 2012. [1] Second and final section from Petrovići to border crossing Vraćenovići is being reconstructed and should be finished in 2017. [2]
In January 2016, the Ministry of Transport and Maritime Affairs published bylaw on categorisation of state roads. [3] With new categorisation, R-12 regional road was categorised as M-8 highway.
| Municipality | Location | km | mi | Destinations | Notes | 
|---|---|---|---|---|---|
| Nikšić | Vilusi | 0.0 | 0.0 |  M-7  – Nikšić, Trebinje | |
| Deleuša | 30.6 | 19.0 |  R-431 – Bileća (Bosnia and Herzegovina) | Vraćenovići border crossing with Bosnia and Herzegovina | |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi | |||||

M-10 highway is a Montenegrin roadway.

M-11 highway is a Montenegrin roadway.

R-19 regional road is a Montenegrin roadway.

M-6 highway is a Montenegrin roadway.

M-7 highway is a Montenegrin roadway.

M-8 highway is a Montenegrin roadway.

R-1 regional road is a Montenegrin roadway.

R-2 regional road is a Montenegrin roadway.

R-7 regional road is a Montenegrin roadway.

R-9 regional road is a Montenegrin roadway.

R-10 regional road is a Montenegrin roadway.

R-11 regional road is a Montenegrin roadway.

R-12 regional road is a Montenegrin roadway.

R-13 regional road is a Montenegrin roadway.

R-18 regional road is a Montenegrin roadway.

R-20 regional road is a Montenegrin roadway.

R-22 regional road is a Montenegrin roadway.

R-24 regional road is a Montenegrin roadway.

R-25 regional road is a Montenegrin roadway.