Uninsured motorist arbitration: must be concluded within 5 years of institution
60 months after date the um arbitration was instituted, under Cal. Ins. Code 11580.2(i)(2)(A), (B), (4).
Rule text
Ins. Code 11580.2(i)(2): "Any arbitration instituted pursuant to this section shall be concluded either:(A) Within five years from the institution of the arbitration proceeding.(B) If the insured has a workers’ compensation claim arising from the same accident, within three years of the date the claim is concluded, or within the five-year period set forth in subparagraph (A), whichever occurs later." (4): "Parties to the insurance contract may stipulate in writing to extending the time to conclude arbitration."
Calculate this deadline
- Trigger (Date the UM arbitration was instituted): Friday, November 6, 2026.
- Add 60 months: Thursday, November 6, 2031.
Cal. Ins. Code 11580.2(i)(2)(A), (B), (4)
Ins. Code 11580.2(i)(2): "Any arbitration instituted pursuant to this section shall be concluded either:(A) Within five years from the institution of the arbitration proceeding.(B) If the insured has a workers’ compensation claim arising from the same accident, within three years of the date the claim is concluded, or within the five-year period set forth in subparagraph (A), whichever occurs later." (4): "Parties to the insurance contract may stipulate in writing to extending the time to conclude arbitration."Official source
Cal. Code Civ. Proc. 12, 12a, 12b, 10; Cal. Rules of Court, rule 1.10
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." 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."Official source
- Whichever is later with a related workers' compensation claim (3 years after it concludes). Extendable by written stipulation; excusable under (i)(3).
- 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
Date the UM arbitration was instituted on Monday, March 15, 2027, personal service: due Monday, March 15, 2032.
- Trigger (Date the UM arbitration was instituted): Monday, March 15, 2027.
- Add 60 months: Monday, March 15, 2032.
Notes
Whichever is later with a related workers' compensation claim (3 years after it concludes). Extendable by written stipulation; excusable under (i)(3).
Related deadlines
- Application to arbitrators to correct award (10 days after)
- Objection to application to correct award (10 days after)
- Arbitrators' correction deadline (deemed denial) (30 days after)
- Petition to vacate or correct arbitration award (100 days after)
- Response requesting vacatur or correction (to a petition to confirm) (100 days after)
- Petition to confirm arbitration award (outer limit) (48 months after)
- Earliest date to serve and file petition to confirm, correct, or vacate award (10 days after)
- Response to petition under the arbitration title (e.g. to confirm, vacate, compel) (10 days after)
Local rules by county
County local rules and courtroom procedures can add to or change this deadline. Pick a county to calculate with them applied.
- Alameda
- Alpine
- Amador
- Butte
- Calaveras
- Colusa
- Contra Costa
- Del Norte
- El Dorado
- Fresno
- Glenn
- Humboldt
- Imperial
- Inyo
- Kern
- Kings
- Lake
- Lassen
- Los Angeles
- Madera
- Marin
- Mariposa
- Mendocino
- Merced
- Modoc
- Mono
- Monterey
- Napa
- Nevada
- Orange
- Placer
- Plumas
- Riverside
- Sacramento
- San Benito
- San Bernardino
- San Diego
- San Francisco
- San Joaquin
- San Luis Obispo
- San Mateo
- Santa Barbara
- Santa Clara
- Santa Cruz
- Shasta
- Sierra
- Siskiyou
- Solano
- Sonoma
- Stanislaus
- Sutter
- Tehama
- Trinity
- Tulare
- Tuolumne
- Ventura
- Yolo
- Yuba
Rules current as of 2026-10-25. Confirm against the official source and any local rule or court order before relying on a date. Rules changelog.