Secretary of State No.
"LAND VALUES TAXATION. Initiative measure adding Section 15 to Article XIII of Constitution. Beginning January 1, 1921, exempts from taxation personal property, planted trees, vines and crops; improvements appertaining to land being taxed at not exceeding preceding year's amount until exempted January 1, 1923, and other county, municipal and district revenues collected from land values. Beginning January 1, 1924, requires all public revenues be raised by taxing land values exclusive of improvements, repealing Section 14 in same article. Declares war veteran, church and college exemptions, and privately owned public utilities using highways, unaffected hereby."
Land Values Taxation California Initiative 1920-l-1 (1920).