ISO state amendatory endorsement · commercial auto

CA 21 54 California Uninsured Motorists Coverage - Bodily Injury

Filings
54
latest Apr 30, 2026
Filing companies
62
32 carrier groups
States
1
Latest edition
11 20
Nov 2020

Coverage description

An Insurance Services Office (ISO) standard form. It provides California uninsured motorists coverage for bodily injury an insured is legally entitled to recover from the owner or driver of an uninsured motor vehicle, up to the scheduled limit, after other liability limits are exhausted.

How the form has changed

1 change across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.

  1. 11 20 edition

    Nov 2020, compared with 11 16Latest edition
    • The public or livery conveyance exclusion, which reaches time logged into a transportation network platform, no longer applies to business activities directly related to the named insured.

      11 16

      Not in this edition

      11 20

      “but does not apply to business activities performed by the "insured" that are directly related to the Named Insured(s)”

Editions

Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.

EditionFilingsCompaniesStatesFiled
11 20Nov 2020Latest45531Nov 2021 to Apr 2026
11 16Nov 2016791Feb 2022 to Apr 2025

1 other edition date appears in one or two filings each, often carrier-specific versions: 10 13.

Where filings record what this form replaced, they name earlier edition 10 13. Only some filings record replacements.

What the filings show

  • Edition in use: in the past 12 months, 5 companies filed the 11 20 edition.
  • CA 20 01 (Lessor - Additional Insured and Loss Payee) is filed alongside it most often, in 50 of the same filings (93%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Apr 2026, excluding withdrawn and rejected filings. One filing can cover several affiliated companies.

Carriers filing this form

The 10 carrier groups with the most filings that include CA 21 54, out of 32 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Amtrust Financial Services Group8 group companies filed it, led by CorePointe Insurance Company and Milford Casualty Insurance Company5111 1611 20Apr 10, 2025
Sentry Insurance Group3 group companies filed it, led by Sentry Select Insurance Company and Middlesex Insurance Company4111 20May 24, 2024
ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company3111 20Jan 6, 2025
BCBS OF MI Group3 group companies filed it, led by Accident Fund Insurance Company of America and Star Insurance Company3111 20May 20, 2024
Nationwide Corporation Group3 group companies filed it, led by Nationwide Agribusiness Insurance Company and Allied Insurance Company of America3110 1311 20Oct 12, 2023
Ambac Financial GroupEverspan Insurance Company2111 20Apr 28, 2025
Ascot Insurance US Group4 group companies filed it, led by AmFed Advantage Insurance Company and AmFed Casualty Insurance Company2111 20Sep 8, 2023
Clear Blue Financial GroupClear Blue Insurance Company2111 20Oct 29, 2025
Core Specialty Insurance Holdings GroupStarStone National Insurance Company2111 20Jul 29, 2024
Fairfax Financial Group3 group companies filed it, led by The North River Insurance Company and United States Fire Insurance Company2111 20Nov 5, 2025

How the largest insurers handle CA 21 54

Groups among the largest commercial auto insurers that filed CA 21 54 or their own version in the past five years.

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States

Number of filings that include CA 21 54 in each state, Oct 2021 to Apr 2026. Darker states have more filings.

Tennessee: 0 filingsTNAlabama: 0 filingsALFlorida: 0 filingsFLGeorgia: 0 filingsGAOklahoma: 0 filingsOKSouth Carolina: 0 filingsSCArkansas: 0 filingsARMissouri: 0 filingsMOIndiana: 0 filingsINLouisiana: 0 filingsLAOhio: 0 filingsOHWisconsin: 0 filingsWITexas: 0 filingsTXKentucky: 0 filingsKYIowa: 0 filingsIAKansas: 0 filingsKSMississippi: 0 filingsMSNorth Carolina: 0 filingsNCNebraska: 0 filingsNESouth Dakota: 0 filingsSDMontana: 0 filingsMTNew Hampshire: 0 filingsNHVirginia: 0 filingsVAArizona: 0 filingsAZPennsylvania: 0 filingsPARhode Island: 0 filingsRIMichigan: 0 filingsMIAlaska: 0 filingsAKDistrict of Columbia: 0 filingsDCIdaho: 0 filingsIDMaryland: 0 filingsMDWest Virginia: 0 filingsWVUtah: 0 filingsUTWyoming: 0 filingsWYDelaware: 0 filingsDENew Mexico: 0 filingsNMColorado: 0 filingsCOConnecticut: 0 filingsCTMaine: 0 filingsMENorth Dakota: 0 filingsNDIllinois: 0 filingsILMinnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 0 filingsWAOregon: 0 filingsORVermont: 0 filingsVTCalifornia: 54 filingsCA54Nevada: 0 filingsNVHawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

Standard-style form numbers that appear in the same filings most often.

  • CA 20 01Lessor - Additional Insured and Loss Payee50 filings
  • CA 00 01Business Auto Coverage Form49 filings
  • CA 99 28Stated Amount Insurance46 filings
  • CA 20 54Employee Hired Autos43 filings
  • CA 23 45Public or Livery Passenger Conveyance and on- Demand Delivery Services Exclusion42 filings
  • CA 20 15Mobile Equipment40 filings
  • CA 20 71Auto Loan/Lease Gap Coverage40 filings
  • CA 23 17Truckers – Uniform Intermodal Interchange Endorsement Form Uiie – 140 filings
  • CA 04 21Full Safety Glass Coverage37 filings
  • CA 20 33Autos Leased, Hired, Rented or Borrowed with Drivers – Physical Damage Coverage36 filings

Recent filings

Latest filings that include this form number. Filed copies open in FilingFocus.

SubmittedCompanyStateEditionsTracking number
Apr 30, 2026Trisura Insurance CompanyCA11 20SHNF-134890981
Feb 4, 2026Pharmacists Mutual Insurance CompanyCA11 20PHAR-134619093
Nov 5, 2025Crum and Forster Indemnity Companyand 2 moreCA11 20CRUM-134704125
Oct 29, 2025Clear Blue Insurance CompanyCA11 20MRTN-134661353
May 22, 2025ICW National Insurance Companyand 1 moreCA11 20ICWG-134540511
Apr 28, 2025Everspan Insurance CompanyCA11 20AMBA-134423104
Apr 10, 2025CorePointe Insurance Companyand 2 moreCA11 16UNKP-134492205
Jan 6, 2025Accelerant National Insurance CompanyCA11 20MRTN-134233119
Dec 17, 2024AmGUARD Insurance CompanyCA11 20AMGD-134345550
Dec 16, 2024Everspan Insurance CompanyCA11 20SHNF-134331413
Dec 10, 2024Federal Insurance Companyand 3 moreCA11 20ACEH-134346237
Nov 5, 2024CorePointe Insurance Companyand 2 moreCA11 16UNKP-134179994

Most filed ISO CA forms

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