The driver of the vehicle must drive on the right.
Referring to the Road Traffic Code (Chapter 3, Section 1, Article 16) "When using a dual carriageway, the driver is obliged to drive on the right road; These roadways do not include the roadway intended for access to the property located next to the road."
Referring to the Road Traffic Code (Chapter 3, Section 1, Article 16) "The driver of a vehicle using a two-way road with at least four lanes is obliged to occupy the lane located on the right half roadway”
"The driver is obliged to drive as close as possible to the right edge of the road. If traffic lanes are designated on the road, it may not occupy more than one lane."