What is the all up weight of a vehicle that is required to have a braking system check at least once every half a year?

1. Correct answer: 16,000 kg or more.
2. 8,000 kg or more.
3. 10,000 kg or more.
4. 12,000 kg or more.

WhyCommercial vehicles with an all-up weight of 16,000 kg or more have their brakes checked at least every six months.