The home-based business owner will get protection from the commercial auto insurance policy. The premium will be same as the other auto policy. To get the insurance you need to see the driving record, vehicle details, previous claim history and driver's information like license etc. Depends on your usage you can choose the liability limit and deductibles of your collision and comprehensive coverage. If you choose the limit more the premium will be higher. Please remember lower deductible price more.
Home-based businessperson requires considering the liability limits depends on keeping both individual and business property in mind. To lower the financial risk, you must keep the responsibility limits on higher side. Normally the you can keep the limit of $250,000 to $300,000 for physical damage and $100,000-$150,000 for damage of your assets. You can also get the coverage on equipments you use during the job.