Regulation 3 Vehicles to be driven on the carriageway onlyI1 Northern Ireland Subject to regulations 6(2), 9, 13(1)(a), 13(2) and 14, a vehicle shall not be driven on any part of a motorway which is not a carriageway. Annotations Commencement I1 Reg. 3 in operation at 28.5.2008, see reg. 1(1) ← Regulation 2 Regulation 3 Regulation 4 →