California CodesCode of Civil Procedure - CCPPreliminary ProvisionsSection 13b
Any act required by law to be performed on a particular day or within a specified period may be performed (but is not hereby required to be performed) on a Saturday, with like effect as if performed on a day which is not a holiday.
Notes
Allows an act that law requires on a particular day or within a specified period to be performed on a Saturday, with the same effect as performance on a day that is not a holiday. The provision expressly does not require the act to be performed on Saturday.
Use as reference
Lexinter.net | California Code, Code of Civil Procedure - CCP § 13b | https://laws.lexinter.net/codes/california/code-of-civil-procedure/preliminary-provisions/section-13b