1978年6月6日加州选民压倒性地批准了第13号，贾维斯 – 甘道修正案，是一个主要的投票倡议，呼吁重大削减财产税。 它将财产税减少57％。 它限制了地方政府的征税能力，因此许多城市服务的减少了。 主要财政责任从县转向国家。 命题13将房屋纳税价值的增加率为2％，直至其销售。它还将房主的财产税限制为1％的市场价值。
原文：1978 Jun 6, California voters overwhelmingly approved Proposition 13, the Jarvis-Gann amendment, a primary ballot initiative calling for major cuts in property taxes. It cut property taxes by 57%. It limited the taxing abilities of local governments and many city services were reduced as a result. Key fiscal responsibilities were shifted from counties to the state. Proposition 13 capped the increase in a home”s taxable value at 2 percent a year until it is sold. It also limits a homeowner’s property tax to 1 percent of market value.