All utilities assessed by the Department of Revenue shall have an opportunity for a hearing before the department during the months of June and July, for the purpose of determining the fair market value of the utilities or of obtaining additional information or of making corrections on the reports of utilities as previously submitted. The hearings prescribed by this section shall be held upon ten days' notice to the utility concerned and subsequent to the hearing the Department of Revenue shall notify the company, in writing, of the amount of its taxable gross receipts or fair market value for the year.
SDCL 10-38-1