(1) The applicant shall submit 20 copies of the application at the time of filing to the department, PO Box 200901, Helena, MT 59620-0901. The applicant may submit fewer copies, especially of maps, map overlays, exhibits, appendices, or attachments as defined in ARM 17.20.803(3) (i) and (j), upon prior written approval from the department. For the contact prints providing photographic coverage, required by ARM 17.20.1418(5) and 17.20.1440(4), one copy is sufficient. The applicant shall promptly furnish one additional copy if requested by the department.