What is the statutory rule regarding overtaking a vehicle on the right side in Bosnia and Herzegovina?

1. Overtaking on the right is prohibited, except when overtaking a vehicle that is clearly signalling and positioned to make a left turn
2. Overtaking on the right is permitted on all multi-lane roads at any time
3. Overtaking on the right is permitted if the left lane is moving below 50 km/h
4. Overtaking on the right is mandatory on motorways