(a) The commissioner shall examine the detailed survey report and within 30 days of receipt make a final advisory report to the drainage authority. The final advisory report must state whether the commissioner:
(1) finds the detailed survey report is incomplete and not in accordance with the provisions of this chapter, specifying the incomplete or nonconforming provisions;
(2) approves the detailed survey report as an acceptable plan to drain the property affected;
(3) does not approve the plan and recommendations for changes;
(4) finds the proposed drainage project is not of public benefit or utility under the environmental, land use, and multipurpose water management criteria in section 103E.015, subdivision 1 , specifying the facts and evidence supporting the findings; or
(5) finds a soil survey is needed, and, if it is, makes a request to the engineer to make a soil survey.
(b) The commissioner shall direct the final advisory report to the drainage authority and file it with the auditor.