Public Resources Code § 8854
CHAPTER 3. Geodetic Datums and the California Spatial Reference Network
When horizontal positions, ellipsoid heights, or orthometric heights are shown on a document, the document shall show the geodetic datum, including datum realization tag and epoch date, if appropriate, to which the values are referenced, whether NAD83 (NSRS) epoch 2007.00, NATRF2022, NAVD88, NAPGD2022, ITRF, or another datum.