Time is computed according to the Gregorian or new style; and January 1st, in every year, after 1752 is reckoned as the first day of the year.
Cal. Gov. Code § 6801
Computation of Time
Added by Stats. 1951, Ch. 655.
Official source: California Legislative Information. Reproduced from public-domain California statutes; confirm against the official source for the current text. Not legal advice.