Based on a bum steer from the National Council on Compensation Insurance, or NCCI, a trucking company called CAT Express asked the director of the Illinois Department of Insurance to rule on Liberty Mutual Insurance Co.’s demand for an additional $150,000 in premiums under a workers’ compensation policy after a payroll audit concluded that 40 owner-operators who worked for CAT were employees and not independent contractors.On appeal from an order that affirmed the director’s decision for Liberty Mutual …