1. The Commission shall review each tentative map for a subdivision received pursuant to NRS 278.335 and conduct an investigation, if deemed necessary, to determine the continuity and adequacy of the water supply or sewer service, or both, for the subdivision. If the Commission approves the final map for the subdivision, the Commission shall, for the purposes of NRS 278.377, submit written verification of its approval to the Division of Public and Behavioral Health of the Department of Human Services and the Division of Water Resources of the State Department of Conservation and Natural Resources.
2. The Commission shall collect a fee not to exceed $200, which fee must be used to defray the cost of conducting any investigation under the provisions of subsection 1.
3. The provisions of subsections 1 and 2 shall not apply in any case where:
(a) The person to furnish the water supply or sewer service has already been granted a certificate of public convenience and necessity by the Commission to serve the area set forth in the tentative map.
(b) Any county, municipality or other form of local government, including, but not limited to, districts formed under the provisions of chapter 318 of NRS, will furnish the water supply or sewer service to the area set forth in the tentative map.