Court holiday calendars
Every closure date by year, with weekdays, observed dates and the days that look like holidays but are not closures. Each calendar is the same table the deadline calculator uses.
California court holidays
California superior courts and Courts of Appeal (judicial holidays under CCP 135)
Federal court holidays
U.S. district courts, courts of appeals and bankruptcy courts (legal public holidays under 5 U.S.C. 6103)
California state agency holidays
California state agencies and boards (days state offices close under Gov. Code 19853)