Subject to the provisions contained in Article 6.5 (commencing with Section 38780) of Chapter 10 of Part 2 of Division 3 of Title 4, a county may provide that prior to the sale or exchange of any residential building situated outside the boundaries of any incorporated city, the owner or his authorized agent shall obtain from the county a report of the residential building record showing the regularly authorized use, occupancy, and zoning classifications of such property.