Geez! I'm none the wiser.....I would still like it set in Concrete....Mine is a Coaster....Never thought of me having to be  Zero

Holder of a licence when driving, or in charge of, a truck (GVM over 4.5t), bus (built or fitted to carry more than 12 adults, including the driver), articulated motor vehicle, B-double, road train, vehicle carrying dangerous goods, taxi, limousine, tow truck, pilot vehicle, and public passenger vehicle or a vehicle while it is being used by a driver trainer to give driver training (or any driver supervising a learner driver). 0.00 (no alcohol limit) welcome up to your interpretation this from queensland government web site , the coaster may not be fitted with more than 12 seat but is built to carry more than 12 adults , a can of worn we may say Merry xmas but don't drive cheers

In the context of brickies post, is a fifth wheeler an articulated vehicle?? As you say, a can of worms.

Welcome if laws were set in concrete we wouldn't need courts and my barrister son would be poor