ISO state amendatory endorsement · commercial auto

CA 21 53 Illinois Uninsured Motorists Coverage Property Damage - Private Passenger Types or Recreational Vehicles

Filings
50
latest Oct 15, 2026
Filing companies
58
28 carrier groups
States
1
Latest edition
09 26
most filed: 01 23

Coverage description

An Insurance Services Office (ISO) standard form. It provides Illinois uninsured motorists property damage coverage for covered private passenger autos and recreational vehicles, paying for damage from contact with an identified uninsured vehicle up to the lesser of the limit or actual cash value, above the deductible.

How the form has changed

5 changes across 2 revisions, newest first. Each edition is compared with the one before it, using wording from filed copies.

  1. 09 26 edition

    Sep 2026, compared with 01 23Latest edition
    • The war exclusion now applies regardless of the means used, including cyber means.

      01 23

      Not in this edition

      09 26

      “including, but not limited to, cyber means”

  2. 01 23 edition

    Jan 2023, compared with 08 22
    • The fixed $250 deductible is replaced by the deductible shown in the Schedule or Declarations.

      08 22

      “The first $250 of the amount of "property damage"”

      01 23

      “in excess of the applicable deductible shown in the Schedule or Declarations”

    • The most paid per accident is now the lesser of the scheduled limit or actual cash value, instead of a fixed $15,000.

      08 22

      “the lesser of $15,000 or the actual cash value”

      01 23

      “the lesser of the limit of Uninsured Motorists Coverage shown in the Schedule or Declarations”

    • The exclusion for a vehicle you own that has collision coverage under any policy is removed.

      08 22

      “Any motor vehicle owned by you for which you have purchased collision coverage”

      01 23

      Removed

    • A new provision bars duplicate payment for the same loss under this coverage and liability or physical damage coverage, or for loss already paid by the responsible party.

      08 22

      Not in this edition

      01 23

      “No one will be entitled to recover duplicate payment for the same elements of”

Editions

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

EditionFilingsCompaniesStatesFiled
09 26Sep 2026Latest461Dec 2025 to Oct 2026
01 23Jan 202325371Aug 2022 to Jun 2026
08 22Aug 202214331Jan 2022 to Jul 2026
10 13Oct 2013571May 2022 to Jun 2024

1 other edition date appears in one or two filings each, often carrier-specific versions: 03 06.

Where filings record what this form replaced, they name earlier editions 10 13, 03 06, 08 22. Only some filings record replacements.

What the filings show

  • Edition in use: in the past 12 months, 6 companies filed the 09 26 edition and 1 company filed 01 23.
  • The newer 09 26 edition first appears Dec 1, 2025 and has been filed by 6 companies in 1 state so far.
  • CA 21 38 (Illinois Underinsured Motorists Coverage) is filed alongside it most often, in 17 of the same filings (34%).

Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 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 53, out of 28 in total.

CarrierFilingsStatesEditions, most filed firstLast filed
Farmers Insurance Group4 group companies filed it, led by 21st Century Premier Insurance Company and Farmers Insurance Exchange4101 2308 22Jan 23, 2024
MS & AD Insurance Group3 group companies filed it, led by Mitsui Sumitomo Insurance Company of America and Transverse Insurance Company4101 2308 2210 13Aug 27, 2025
Berkshire Hathaway Group3 group companies filed it, led by National Indemnity Company and National Liability and Fire Insurance Company3101 2308 2210 13Apr 20, 2023
Grange Mutual CAS Group3 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company3101 2309 26Oct 15, 2026
Insurance Services Office, Inc.Advisory Organization3101 2308 2209 26Dec 1, 2025
Liberty Mutual GroupState Automobile Mutual Insurance Company3101 2308 22Oct 4, 2022
Amtrust Financial Services Group7 group companies filed it, led by AmTrust Insurance Company of Kansas, Inc. and CorePointe Insurance Company2101 2308 22Sep 22, 2022
Clear Blue Financial Group2 group companies filed it, led by Clear Blue Insurance Company and Rock Ridge Insurance Company2101 2308 22Oct 3, 2022
Fcci Mutual Insurance Group3 group companies filed it, led by FCCI Insurance Company and Monroe Guaranty Insurance Company2101 2308 22Oct 11, 2022
Hastings Mutual Insurance Company2101 2303 06Jun 20, 2025

How the largest insurers handle CA 21 53

Groups among the largest commercial auto insurers that filed CA 21 53 or their own version in the past five years.

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States

Number of filings that include CA 21 53 in each state, Oct 2021 to Oct 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: 50 filingsIL50Minnesota: 0 filingsMNNew Jersey: 0 filingsNJNew York: 0 filingsNYMassachusetts: 0 filingsMAWashington: 0 filingsWAOregon: 0 filingsORVermont: 0 filingsVTCalifornia: 0 filingsCANevada: 0 filingsNVHawaii: 0 filingsHI
FewerMore filingsNone

Often filed with

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

  • CA 21 38Illinois Underinsured Motorists Coverage17 filings
  • CA 21 30Illinois Uninsured Motorists Coverage15 filings
  • CA 99 03Auto Medical Payments Coverage12 filings
  • CA 02 70Illinois Changes - Cancellation and Nonrenewal10 filings
  • CA 23 17Truckers - Uniform Intermodal Interchange Endorsement10 filings
  • CA 00 01Business Auto Coverage Form9 filings
  • CA 01 20Illinois Changes9 filings
  • CA 03 02Deductible Liability Coverage9 filings
  • CA 20 48Designated Insured for Covered Autos Liability Coverage9 filings
  • CA 99 16Hired Autos Specified as Covered Autos You Own9 filings

Recent filings

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

SubmittedCompanyStateEditionsTracking number
Oct 15, 2026Grange Indemnity Insurance Companyand 2 moreIL09 26GRAE-135111460
Jul 28, 2026Incline Casualty CompanyIL08 22MRTN-135008508
Jul 21, 2026Old Guard Insurance Companyand 4 moreILNot recordedWSFG-G135012347
Jun 30, 2026PENN MILLERS INSURANCE COMPANYIL09 26ACEH-135005056
Jun 12, 2026Incline Casualty CompanyIL01 23MRTN-134969592
Mar 20, 2026American National Property And Casualty CompanyIL09 26ANPC-134867351
Dec 1, 2025Insurance Services Office, Inc.IL09 26ISOF-134750801
Aug 27, 2025Mitsui Sumitomo Insurance Company of AmericaIL01 23REGU-134638854
Jun 20, 2025Hastings Mutual Insurance CompanyIL01 23HAST-134577947
Mar 13, 2025Hastings Mutual Insurance CompanyIL03 06HAST-134123987
Jun 25, 2024Motorists Mutual Insurance Companyand 2 moreIL10 13MTRS-134079630
Feb 23, 2024Flagship City Insurance CompanyIL01 23ERGP-134006054

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