请看这里的解释 http://www.dca.ca.gov/publications/legal_guides/lt-2.shtml
如果你的定期租约（有截止日的租约）结束，房东可以在任意时间涨房租。法律里面指的是那种没有截止日的租约，那种每月续的，那种情况下长租约才要提前通知。
看法律不要跳着看，是827（b）(3), 不是827（3）
“(b) (1) In all leases of a residential dwelling, or of any
interest therein, from week to week, month to month, or other period
less than a month, the landlord may increase the rent provided in the lease or rental agreement, upon giving written notice to the tenant, as follows, by either of the following procedures:
(2) If the proposed rent increase for that tenant is 10 percent or less ...
(3) For an increase in rent greater than the amount described in paragraph (2), the minimum notice period required pursuant to that paragraph shall be increased by an additional 30 days, ...
如果你的定期租约（有截止日的租约）结束，房东可以在任意时间涨房租。法律里面指的是那种没有截止日的租约，那种每月续的，那种情况下长租约才要提前通知。
看法律不要跳着看，是827（b）(3), 不是827（3）
“(b) (1) In all leases of a residential dwelling, or of any
interest therein, from week to week, month to month, or other period
less than a month, the landlord may increase the rent provided in the lease or rental agreement, upon giving written notice to the tenant, as follows, by either of the following procedures:
(2) If the proposed rent increase for that tenant is 10 percent or less ...
(3) For an increase in rent greater than the amount described in paragraph (2), the minimum notice period required pursuant to that paragraph shall be increased by an additional 30 days, ...
