Generally, Wisconsin state law requires businesses with three or more employees, full-time or part-time, to carry workers’ compensation insurance. This policy covers medical bills for work injuries and illnesses.
All business-owned vehicles in Wisconsin must be covered by commercial auto insurance. Though it's not required, personal vehicles driven for work purposes should be covered by hired and non-owned auto insurance, as personal auto policies usually exclude business use. It can be added to general liability insurance or a business owner's policy.
Wisconsin's commercial auto insurance requirements are: