Width measurement confusion: The exemption in clause 5(3)(a) caps width inclusive of load at 3.5 m. But condition 5(3)(b) says that if the exemption relates to regulation 28, the width exclusive of load must exceed 2.3 m. That means for a vehicle to rely on the regulation 28 exemption (which likely concerns width-related limits), the vehicle itself must be over 2.3 m wide. A narrower vehicle carrying a wide load may not qualify for that part of the exemption. Operators must check which regulations they are exceeding.
One-item rule per dimension: Condition 5(3)(j) states the vehicle must not carry more than one large indivisible item if the carriage of a second or subsequent item causes a dimension limit to be exceeded. This is poorly worded. It may mean that if carrying one item already exceeds a dimension limit, you cannot add a second item even if the combination still meets other limits. Or it may mean that if you are within limits with one item, but adding a second would push you over, you cannot have that second item. In practice, it suggests that the exemption is intended for a single oversize load only; multiple smaller items that each could be carried separately behind the vehicle may not be permissible. This reduces productivity if the operator wants to carry two large items that individually are within limits but together exceed.
Pilot vehicle triggers depend on time and road: A vehicle 21.5 m long (under 22 m) does not need a pilot vehicle at night generally, but if it uses a Schedule 1 road, it does because the threshold there is 21 m. The operator must know whether their route includes any of the 28 listed road segments. This might require pre-trip planning and could be easily overlooked.
Visibility conditions are absolute: The exemption cannot be used if daylight visibility is less than 250 m, or at night if headlights cannot be seen at 250 m. This is not about weather warnings but actual visibility. An operator might set out in clear conditions but encounter fog en route; continuing would lose the exemption. There is no safe harbour.
Flag and sign placement: Conditions refer to oversize vehicle signs at front and rear, flags, side markers, rear markers, and delineators. The details are incorporated by reference to the Vehicle Operations Regulations. Operators must consult that instrument for exact specifications of size, colour, reflectivity, and mounting height. Small deviations could void the exemption.
Low beam headlights in daylight: Condition 5(3)(l) requires the vehicle to operate its headlights on low beam during daylight. This is an ongoing duty that depends on the vehicle being in motion. A faulty headlight or forgotten switch could be a breach.
Rear overhang limit applies only to semi-trailer in a light combination: For other combinations (e.g., a light vehicle towing a car trailer not a semi-trailer), the overhang condition does not apply, but other length limits do. The notice does not set a maximum rear overhang for rigid vehicles or other trailer types; only the semi-trailer condition and the length limit.
Truck and dog trailer exclusion is unexplained: Any light vehicle towing a dog trailer cannot use this exemption at all, even if carrying a large indivisible item on the dog trailer. This seems arbitrary and may force operators to use a different trailer configuration to qualify. The reason is not given in the source.
Bridge restrictions are narrower than exemption: The Tasman Bridge restriction is 4.4 m height and 3 m width. The general exemption allows height up to 4.6 m and width up to 3.5 m. So a vehicle 4.5 m high and 3.2 m wide is exempt generally but cannot use the Tasman Bridge. Operators must have alternative routes planned, which may add significant distance.
No grandfathering: The notice revokes the 2022 notice with immediate effect from 1 December 2024. Any trip planned under the old notice after that date is not covered. The new conditions are different (e.g., pilot vehicle thresholds changed? the source does not compare, but operators must re-check all conditions).
Freight containers excluded: The definition of large indivisible item excludes freight containers under the Heavy Vehicle National Law. A vehicle carrying an empty container that could be divided (i.e., is not a single indivisible item) but is too large for the vehicle would not qualify. Container transport operators must seek a different permit.