Sex offender registration: register within 5 working days of coming into, or changing residence within, a jurisdiction

(b) Every person described in subdivision (c), for the period specified in subdivision (d) while residing in California, or while attending school or working in California, as described in Sections 290.002 and 290.01, shall register with the chief of police of the city in which the person is residing, or the sheriff of the county if the person is residing in an unincorporated area or city that has no police department, and, additionally, with the chief of police of a campus of the University of California, the California State University, or community college if the person is residing upon the campus or in any of its facilities, within five working days of coming into, or changing the person’s residence within, any city, county, or city and county, or campus in which the person temporarily resides, and shall register thereafter in accordance with the Act

CCP 12: "The time in which any act provided by law is to be done is computed by excluding the first day, and including the last, unless the last day is a holiday, and then it is also excluded." CCP 12a: "(a) If the last day for the performance of any act provided or required by law to be performed within a specified period of time is a holiday, then that period is hereby extended to and including the next day that is not a holiday. For purposes of this section, “holiday” means all day on Saturdays, all holidays specified in Section 135 and, to the extent provided in Section 12b, all days that by terms of Section 12b are required to be considered as holidays.(b) This section applies to Sections 659, 659a, and 921, and to all other provisions of law providing or requiring an act to be performed on a particular day or within a specified period of time, whether expressed in this or any other code or statute, ordinance, rule, or regulation." CCP 10: "Holidays within the meaning of this code are every Sunday and any other days that are specified or provided for as judicial holidays in Section 135." Gov. Code 6800: "The time in which any act provided by law is to be done is computed by excluding the first day, and including the last, unless the last day is a holiday, and then it is also excluded." Gov. Code 6804: "“Month” means a calendar month, unless otherwise expressed." Gov. Code 6806: "A day is the period of time between any midnight and the midnight following." CRC 1.10(a): "The time in which any act provided by these rules is to be performed is computed by excluding the first day and including the last, unless the last day is a Saturday, Sunday, or other legal holiday, and then it is also excluded." CRC 1.10(b): "Unless otherwise provided by law, if the last day for the performance of any act that is required by these rules to be performed within a specific period of time falls on a Saturday, Sunday, or other legal holiday, the period is extended to and includes the next day that is not a holiday."