Attorney General amicus brief in Court of Appeal (no permission needed): 14 days after last reply brief filed or due
14 days after earlier of the date the last appellant's reply brief was filed or the last day it could have been filed under rule 8.212, under Cal. Rules of Court, rule 8.200(c)(7).
Rule text
The Attorney General must serve and file the brief within 14 days after the last appellant's reply brief is filed or could have been filed under rule 8.212, whichever is earlier. If no respondent's brief is filed, the Attorney General must serve and file the amicus curiae brief within 34 days after the respondent's brief could have been filed.
Calculate this deadline
Deadline
Friday, November 20, 2026
- Trigger (EARLIER of the date the last appellant's reply brief was filed or the last day it could have been filed under rule 8.212): Friday, November 6, 2026.
- Exclude the trigger day and count 14 calendar days: Friday, November 20, 2026.
Rules applied
Cal. Rules of Court, rule 8.200(c)(7)
The Attorney General must serve and file the brief within 14 days after the last appellant's reply brief is filed or could have been filed under rule 8.212, whichever is earlier. If no respondent's brief is filed, the Attorney General must serve and file the amicus curiae brief within 34 days after the respondent's brief could have been filed.Official source
Cal. Rules of Court, rules 1.10, 8.60(a); Cal. Code Civ. Proc. 12, 12a, 12b
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." CRC 8.60(a): "The Code of Civil Procedure governs computing and extending the time to do any act required or permitted under these rules." 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." CCP 12b: "If any city, county, state, or public office, other than a branch office, is closed for the whole of any day, insofar as the business of that office is concerned, that day shall be considered as a holiday for the purposes of computing time under Sections 12 and 12a."Official source
- Only where the AG files on its own behalf, not for another state officer or agency. If no respondent's brief is filed, 34 days after it could have been filed (same computation as coa_amicus_application_no_respondents_brief). User must enter the earlier of the two trigger dates.
- If the clerk's office is closed or inaccessible on the last day (weather, emergency or local closure orders), the deadline may be extended. Check local orders.
This calculator applies the cited rules to the dates you enter. It is not legal advice. Court orders, local rules, and case-specific facts can change a deadline; verify before relying on it. Rule set pending attorney review.
Worked example
EARLIER of the date the last appellant's reply brief was filed or the last day it could have been filed under rule 8.212 on Monday, March 15, 2027, personal service: due Monday, March 29, 2027.
- Trigger (EARLIER of the date the last appellant's reply brief was filed or the last day it could have been filed under rule 8.212): Monday, March 15, 2027.
- Exclude the trigger day and count 14 calendar days: Monday, March 29, 2027.
Notes
Only where the AG files on its own behalf, not for another state officer or agency. If no respondent's brief is filed, 34 days after it could have been filed (same computation as coa_amicus_application_no_respondents_brief). User must enter the earlier of the two trigger dates.
Related deadlines
- Appellant's opening brief: 40 days after record filed (40 days after)
- Appellant's opening brief: 70 days after appendix election (no reporter's transcript) (70 days after)
- Respondent's brief: 30 days after opening brief filed (30 days after)
- Appellant's reply brief: 20 days after respondent's brief filed (20 days after)
- Late opening or respondent's brief: 15 days after clerk's default notice (15 days after)
- Stipulation extending brief time: must be filed before the brief is due (0 days before)
- Latest brief due date obtainable by stipulation: unextended due date plus 60 days (60 days after)
- Application to presiding justice to extend brief time: before the brief is due (0 days before)
Rules current as of 2026-10-23. Confirm against the official source and any local rule or court order before relying on a date. Rules changelog.