Vehicle weights, documents, equipment and trailers
Understand MAW and actual mass, the signs that use them, the compulsory equipment and documents, and trailer rules.
1. Maximum authorised mass (MAW)2. Actual (laden) mass3. In the car and on you4. Trailers5. Car sharing
Section 1Maximum authorised mass (MAW)
Maximum authorised mass (MAW)
The highest total weight the car may have, with fuel, driver, passengers and a full load, as set by the manufacturer. Small cars have a low MAW, big cars a higher one. Overloading the car breaks the safety rules.
This lesson is part of full access
Chapter 1 is free. You can read the first rule of this lesson above; the rest of the lesson and its practice questions unlock with a plan.
See plansRules in this lesson
- Signs that use the MAW
- Actual mass
- Example
- Weight-limit signs
- Compulsory in the car
- Not compulsory
- Documents on you
- Documents in the car
- Trailer up to 750 kg
- Heavier trailer
- Car sharing
Test yourself
Pick a level. Questions you have not seen or got wrong come first.