Coverage description
An Insurance Services Office (ISO) standard form. It replaces the war exclusions throughout the auto coverage forms and related endorsements, excluding injury or loss from war, warlike action by a military force, or insurrection and rebellion, regardless of the means used, including cyber means.
How the form has changed
The 09 27 edition renames the Auto Hacking Expense Coverage reference to Cyber Incident Expense Coverage and updates the form date. The war exclusion wording is the same.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 09 27Sep 2027Latest | 20 | 1 | 20 | Aug 2026 to Aug 2026 |
| 09 26Sep 2026 | 91 | 76 | 38 | Dec 2025 to Oct 2026 |
What the filings show
- Edition in use: in the past 12 months, 76 companies filed the 09 26 edition.
- The latest edition, 09 27, has been filed by Insurance Services Office, Inc in 20 states since Aug 20, 2026. No carrier filings list it yet.
- CA 05 33 (Human Trafficking Exclusion For Covered Autos Liability Exposure) is filed alongside it most often, in 84 of the same filings (76%).
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 00 37, out of 28 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Insurance Services Office, Inc.Advisory Organization | 52 | 32 | 09 2609 27 | Aug 26, 2026 |
| Grange Mutual CAS Group6 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company | 8 | 5 | 09 26 | Oct 23, 2026 |
| Berkshire Hathaway Group7 group companies filed it, led by Berkshire Hathaway Homestate Insurance Company and National Liability and Fire Insurance Company | 6 | 5 | 09 26 | Oct 14, 2026 |
| Progressive Group2 group companies filed it, led by Protective Insurance Company and Sagamore Insurance Company | 6 | 6 | 09 26 | Oct 2, 2026 |
| IAT Reins Company Group4 group companies filed it, led by Harco National Insurance Company and Occidental Fire and Casualty Company of North Carolina | 4 | 1 | 09 26 | May 12, 2026 |
| MGI Holdings GroupAmerican Summit Insurance Company | 4 | 4 | 09 26 | Jun 9, 2026 |
| Allstate Insurance Group2 group companies filed it, led by MIC General Insurance Corporation and Century-National Insurance Company | 3 | 3 | 09 26 | Oct 16, 2026 |
| American Financial Group3 group companies filed it, led by Mid-Continent Casualty Company and National Interstate Insurance Company | 2 | 1 | 09 26 | Apr 30, 2026 |
| CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and Continental Casualty Company | 2 | 2 | 09 26 | Jun 23, 2026 |
| Clear Blue Financial Group2 group companies filed it, led by Clear Blue Insurance Company and Rock Ridge Insurance Company | 2 | 1 | 09 26 | Mar 25, 2026 |
How the largest insurers handle CA 00 37
Groups among the largest commercial auto insurers that filed CA 00 37 or their own version in the past five years.
- Progressive GroupUses CA 00 37 in 31 filings
- Berkshire Hathaway GroupUses CA 00 37 in 6 filings
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States
Number of filings that include CA 00 37 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 05 33Human Trafficking Exclusion For Covered Autos Liability Exposure84 filings
- CA 05 34Litigation Funding Mutual Disclosure Condition77 filings
- CA 28 06Assault Or Battery Exclusion For Covered Autos Liability Exposure75 filings
- CA 27 45Human Trafficking Exclusion For General Liability And Acts, Errors Or Omissions Liability Coverages65 filings
- CA 27 44Assault Or Battery Exclusion For General Liability And Acts, Errors Or Omissions Liability Coverages63 filings
- CA 00 01Business Auto Coverage Form25 filings
- CA 00 20Motor Carrier Coverage Form22 filings
- CA 00 25Auto Dealers Coverage Form22 filings
- CA 04 41Replacement Cost Coverage – Private Passenger Types22 filings
- CA 04 52On-Hook Coverage22 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 23, 2026 | Grange Indemnity Insurance Company | GA | 09 26 | GRAE-135111353 |
| Oct 23, 2026 | Grange Indemnity Insurance Company | TN | 09 26 | GRAE-135121530 |
| Oct 23, 2026 | Integrity Property and Casualty Insurance Company | WI | 09 26 | GRAE-135121865 |
| Oct 21, 2026 | Mississippi Farm Bureau Casualty Insurance Company | MS | 09 26 | SFBC-135129240 |
| Oct 16, 2026 | MIC General Insurance Corporation | NJ | 09 26 | GMMX-135128490 |
| Oct 15, 2026 | Grange Indemnity Insurance Companyand 2 more | GA | 09 26 | GRAE-135109590 |
| Oct 15, 2026 | Grange Indemnity Insurance Companyand 2 more | IN | 09 26 | GRAE-135112127 |
| Oct 15, 2026 | Grange Indemnity Insurance Companyand 2 more | KY | 09 26 | GRAE-135112175 |
| Oct 15, 2026 | Grange Indemnity Insurance Companyand 2 more | TN | 09 26 | GRAE-135112317 |
| Oct 15, 2026 | Grange Indemnity Insurance Companyand 5 more | WI | 09 26 | GRAE-135112321 |
| Oct 14, 2026 | Berkshire Hathaway Homestate Insurance Companyand 1 more | TX | 09 26 | CORN-135125761 |
| Oct 14, 2026 | Century-National Insurance Company | GA | 09 26 | GMMX-135119885 |
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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