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.
09 26 edition
Sep 2026, compared with 01 23Latest editionThe 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”
01 23 edition
Jan 2023, compared with 08 22The 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.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 09 26Sep 2026Latest | 4 | 6 | 1 | Dec 2025 to Oct 2026 |
| 01 23Jan 2023 | 25 | 37 | 1 | Aug 2022 to Jun 2026 |
| 08 22Aug 2022 | 14 | 33 | 1 | Jan 2022 to Jul 2026 |
| 10 13Oct 2013 | 5 | 7 | 1 | May 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.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Farmers Insurance Group4 group companies filed it, led by 21st Century Premier Insurance Company and Farmers Insurance Exchange | 4 | 1 | 01 2308 22 | Jan 23, 2024 |
| MS & AD Insurance Group3 group companies filed it, led by Mitsui Sumitomo Insurance Company of America and Transverse Insurance Company | 4 | 1 | 01 2308 2210 13 | Aug 27, 2025 |
| Berkshire Hathaway Group3 group companies filed it, led by National Indemnity Company and National Liability and Fire Insurance Company | 3 | 1 | 01 2308 2210 13 | Apr 20, 2023 |
| Grange Mutual CAS Group3 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company | 3 | 1 | 01 2309 26 | Oct 15, 2026 |
| Insurance Services Office, Inc.Advisory Organization | 3 | 1 | 01 2308 2209 26 | Dec 1, 2025 |
| Liberty Mutual GroupState Automobile Mutual Insurance Company | 3 | 1 | 01 2308 22 | Oct 4, 2022 |
| Amtrust Financial Services Group7 group companies filed it, led by AmTrust Insurance Company of Kansas, Inc. and CorePointe Insurance Company | 2 | 1 | 01 2308 22 | Sep 22, 2022 |
| Clear Blue Financial Group2 group companies filed it, led by Clear Blue Insurance Company and Rock Ridge Insurance Company | 2 | 1 | 01 2308 22 | Oct 3, 2022 |
| Fcci Mutual Insurance Group3 group companies filed it, led by FCCI Insurance Company and Monroe Guaranty Insurance Company | 2 | 1 | 01 2308 22 | Oct 11, 2022 |
| Hastings Mutual Insurance Company | 2 | 1 | 01 2303 06 | Jun 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.
- Progressive GroupUses CA 21 53 in 1 filing
- Travelers GroupUses CA 21 53 in 2 filings
- Liberty Mutual GroupUses CA 21 53 in 2 filings
See more forms
Search related forms, compare editions, and research carrier filings with FilingFocus.
States
Number of filings that include CA 21 53 in each state, Oct 2021 to Oct 2026. Darker states have more filings.
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.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 15, 2026 | Grange Indemnity Insurance Companyand 2 more | IL | 09 26 | GRAE-135111460 |
| Jul 28, 2026 | Incline Casualty Company | IL | 08 22 | MRTN-135008508 |
| Jul 21, 2026 | Old Guard Insurance Companyand 4 more | IL | Not recorded | WSFG-G135012347 |
| Jun 30, 2026 | PENN MILLERS INSURANCE COMPANY | IL | 09 26 | ACEH-135005056 |
| Jun 12, 2026 | Incline Casualty Company | IL | 01 23 | MRTN-134969592 |
| Mar 20, 2026 | American National Property And Casualty Company | IL | 09 26 | ANPC-134867351 |
| Dec 1, 2025 | Insurance Services Office, Inc. | IL | 09 26 | ISOF-134750801 |
| Aug 27, 2025 | Mitsui Sumitomo Insurance Company of America | IL | 01 23 | REGU-134638854 |
| Jun 20, 2025 | Hastings Mutual Insurance Company | IL | 01 23 | HAST-134577947 |
| Mar 13, 2025 | Hastings Mutual Insurance Company | IL | 03 06 | HAST-134123987 |
| Jun 25, 2024 | Motorists Mutual Insurance Companyand 2 more | IL | 10 13 | MTRS-134079630 |
| Feb 23, 2024 | Flagship City Insurance Company | IL | 01 23 | ERGP-134006054 |
Most filed ISO CA forms
- CA DS 03 Business Auto Declarations
- CA DS 21 Motor Carrier Declarations
- CA 00 01 Business Auto Coverage Form
- CA 28 03 Abuse Or Molestation Exclusion For Covered Autos Liability Exposure
- CA 23 17 Truckers - Uniform Intermodal Interchange Endorsement Form UIIE - 1
- CA 04 43 Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation) - Automatic When Required By Written Contract Or Agreement
- CA 04 44 Waiver Of Transfer Of Rights Of Recovery Against Others To Us (Waiver Of Subrogation)
- CA 04 49 Primary and Noncontributory - Other Insurance Condition
- CA 20 01 Lessor - Additional Insured And Loss Payee
- CA 20 48 Designated Insured For Covered Autos Liability Coverage
- CA 00 20 Motor Carrier Coverage Form
- CA 20 71 Auto Loan/Lease Gap Coverage
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