Ark. Code Ann. § 23-4-717

Upon notice to do so, every person or corporation operating a railroad or express company having an agent or office in the state shall furnish the Arkansas Department of Transportation with all the information required to enable the department to perform its duties relative to the management of their respective lines and connecting lines and, particularly, with copies of all leases, contracts, and agreements with other lines, express companies, or sleeping car companies and shall furnish all such information as to the number of persons employed in the different departments of their service and the wages paid these employees, as the department may require.