What vehicles are required to have a test certificate?

The requirement for vehicles to have a test certificate is established to ensure safety and compliance with regulations. The correct answer includes motor cars, motorcycles, and goods vehicles not exceeding 3500 kg, which reflects the existing legislation regarding vehicle testing in Scotland.

This category encompasses a wide range of vehicles typically used on public roads, ensuring that they meet safety and environmental standards. Regular testing is crucial as it helps identify issues that could pose a risk to drivers, passengers, and other road users. Motor cars and motorcycles, being common modes of transportation, directly affect road safety, while limiting the weight of goods vehicles to 3500 kg aligns with regulations that often distinguish between standard vehicles and heavier commercial vehicles, which may have separate testing requirements.

The other options either broaden the scope, which includes vehicles that may not necessarily require a test certificate, or narrow it down, thus excluding significant categories of vehicles that do require testing. Hence, the choice including motor cars, motorcycles, and light goods vehicles provides a comprehensive coverage that aligns with safety regulations.