(a) the vehicle being driven by the
driver is approaching from the rear of a bus (whether stationary or in motion)
that displays a when lights flash speed limit sign, and
(2) The speed limit applying to a driver
to whom this rule applies for any length of road while overtaking or passing
the bus is 40 kilometres per hour, unless another lesser speed limit applies
to the driver for the length of road under another rule of this Part.
Note : "Length" of road and
"overtake" are defined in the Dictionary.
(3) This rule does not apply to a
driver in relation to a length of road to which a sign referred to in rule 21-
1 applies.
(4) This rule has effect despite any other rule in this Part that
specifies a speed limit applying to a driver for a length of road that is
greater than the speed limit applying to the driver under this rule.