Australian Capital Territory Numbered Regulations Australian Capital Territory Numbered Regulations(1) A driver on a multi-lane road must drive so the driver's vehicle is completely in a marked lane, unless the driver is—
(a) entering a part of the road of 1 kind from a part of the road of another kind (for example, moving to or from a service road or a shoulder of the road); or
(b) entering or leaving the road; or
(c) moving from 1 marked lane to another marked lane; or
(d) avoiding an obstruction; or
(e) obeying a traffic control device applying to the marked lane; or
(f) permitted to drive in more than 1 marked lane under another provision of this regulation.
Maximum penalty: 20 penalty units.
(2) A driver on a road with 2 or more lines of traffic travelling in the same direction as the driver, but without marked lanes, must drive so the driver's vehicle is completely in a single line of traffic unless—
(a) it is not practicable to drive completely in a single line of traffic; or
(b) the driver is entering a part of the road of 1 kind from a part of the road of another kind (for example, moving to or from a service road or a shoulder of the road); or
(c) the driver is entering or leaving the road; or
(d) the driver is moving from 1 line of traffic to another line of traffic; or
(e) the driver is avoiding an obstruction.
Maximum penalty: 20 penalty units.