What is the consequence of not adhering to weight limits on commercial vehicles?

Not adhering to weight limits on commercial vehicles can lead to potential fines and suspension of driving privileges due to the legal regulations set by transportation authorities. Commercial vehicles are subject to specific weight restrictions to ensure safety on the roads, as exceeding these limits can negatively affect vehicle handling, braking distances, and overall road safety. Authorities enforce these weight limits to protect both the drivers of commercial vehicles and other road users.

When a driver is found to be operating a vehicle that exceeds the legal weight restrictions, they may face significant fines as a form of punishment for non-compliance. In more severe cases, especially for repeated offenses or hazardous situations caused by overloading, a driver's commercial driving privileges may be suspended. This ensures that drivers are held accountable for maintaining safety standards on the roads.

The other options do not accurately reflect the implications of exceeding weight limits. Increased fuel efficiency and improved road stability are not direct consequences of overload, and while higher insurance premiums can occur as an indirect result of multiple infractions, it is not the primary or immediate consequence associated with violating weight limits. Consequently, the correct choice highlights the serious ramifications that can arise from disregarding this important regulation.