The commissioner shall examine any unsubdivided land offered for sale or lease pursuant to this article, and shall make public his findings. The total cost of travel and subsistence expenses incurred by the department in the examination, in addition to the initial filing fee provided for in this section, shall be borne by the owner of the unsubdivided land or his agent, or the subdivider of the project, on the basis of actual cost to the department. An initial filing fee of five hundred dollars shall accompany the written notification required in sections 32-2195 and 32-2195.10.