Why You Need a Semi Truck Accident Attorney A semi truck accident lawyer may be needed if you or someone loved ones has been injured by a car crash. These kinds of accidents are rare and you'll need someone who is familiar with the laws and regulations applicable to commercial trucks. Truck accidents can create liability for several parties including the trucking firm manufacturer, driver, and many others. A good lawyer will know how to navigate all of these areas to ensure you receive the amount of compensation you are entitled to. 1. Human