Regulation 4 Vehicles to be driven on the carriageway onlyI1 Scotland Subject to the following provisions of these Regulations, no vehicle shall be driven on any part of the motorway which is not a carriageway. Annotations Commencement I1 Reg. 4 in force at 23.10.1995, see reg. 1(1) ← Regulation 3 Regulation 4 Regulation 5 →