Coverage description
An Insurance Services Office (ISO) standard form. It excludes Colorado auto liability for bodily injury to the insured's volunteer firefighters and other volunteer workers during firefighting, rescue or ambulance operations, except injury caused by a fellow volunteer or suffered while responding to an emergency.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 10 13Oct 2013Latest | 85 | 41 | 2 | Apr 2022 to Jul 2026 |
| 03 10Mar 2010 | 4 | 2 | 1 | Jun 2022 to Jun 2025 |
1 other edition date appears in one or two filings each, often carrier-specific versions: 11 20.
What the filings show
- Edition in use: in the past 12 months, 18 companies filed the 10 13 edition.
- CA 20 15 (Mobile Equipment) is filed alongside it most often, in 90 of the same filings (100%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Jul 2026, excluding withdrawn and rejected filings.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 04 12, out of 20 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| OLD Republic Group4 group companies filed it, led by BITCO General Insurance Corporation and BITCO National Insurance Company | 13 | 1 | 10 13 | May 11, 2026 |
| Arch Insurance Group3 group companies filed it, led by Arch Indemnity Insurance Company and Arch Insurance Company | 12 | 1 | 10 13 | Apr 8, 2026 |
| Scor GroupGeneral Security National Insurance Company | 10 | 1 | 10 13 | Jun 9, 2026 |
| Alliance Insurance GroupFarmers Alliance Mutual Insurance Company | 5 | 1 | 10 13 | May 19, 2026 |
| Liberty Mutual GroupState Automobile Mutual Insurance Company | 5 | 1 | 10 13 | Jun 17, 2026 |
| Sompo Group2 group companies filed it, led by Sompo America Fire and Marine Insurance Company and Sompo America Insurance Company | 5 | 1 | 10 13 | Jun 18, 2026 |
| Tokio Marine Holdings Incorporated GroupSafety National Casualty Corporation | 5 | 1 | 10 13 | Feb 17, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and National Specialty Insurance Company | 4 | 1 | 10 13 | Jun 24, 2024 |
| QBE Insurance Group2 group companies filed it, led by General Casualty Company of Wisconsin and Regent Insurance Company | 4 | 1 | 03 10 | Jun 23, 2025 |
| Southern Farm Bureau CAS GroupColorado Farm Bureau Insurance Company | 4 | 1 | 10 13 | Jul 8, 2026 |
How the largest insurers handle CA 04 12
Groups among the largest commercial auto insurers that filed CA 04 12 or their own version in the past five years.
- Berkshire Hathaway GroupUses CA 04 12 in 1 filing
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States
Number of filings that include CA 04 12 in each state, Oct 2021 to Jul 2026. Darker states have more filings.
Often filed with
Standard-style form numbers that appear in the same filings most often.
- CA 20 15Mobile Equipment90 filings
- CA 20 54Employee Hired Autos89 filings
- CA 20 99Colorado Emergency Services - Volunteer Firefighters' and Workers' Injuries Excluded89 filings
- CA 23 24Agricultural Produce Trailers - Seasonal89 filings
- CA 99 33Employees as Insureds89 filings
- CA 03 01Deductible Liability Coverage88 filings
- CA 04 40Colorado Auto Medical Payments Coverage88 filings
- CA 04 42Exclusion of Federal Employees Using Autos in Government Business88 filings
- CA 04 45Golf Carts and Low- Speed Vehicles88 filings
- CA 20 27Registration Plates Not Issued for a Specific Auto88 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Jul 8, 2026 | Colorado Farm Bureau Insurance Company | CO | 10 13 | SFBC-135011078 |
| Jun 25, 2026 | Selective Insurance Company of Americaand 3 more | CO | 10 13 | SELC-134998854 |
| Jun 19, 2026 | Addison Insurance Companyand 1 more | CO | 10 13 | UNFG-134905846 |
| Jun 18, 2026 | Sompo America Fire and Marine Insurance Companyand 1 more | CO | 10 13 | SMPJ-134972831 |
| Jun 17, 2026 | State Automobile Mutual Insurance Company | CO | 10 13 | STAT-134983865 |
| Jun 9, 2026 | General Security National Insurance Company | CO | 10 13 | PERR-134978283 |
| Jun 9, 2026 | General Security National Insurance Company | CO | 10 13 | PERR-134978297 |
| May 19, 2026 | Farmers Alliance Mutual Insurance Company | CO | 10 13 | FAMI-134934257 |
| May 11, 2026 | BITCO General Insurance Corporationand 1 more | CO | 10 13 | LDDX-134937509 |
| Apr 8, 2026 | Arch Insurance Company | CO | 10 13 | AICO-G134902561 |
| Apr 8, 2026 | Arch Insurance Company | CO | 10 13 | AICO-G134902666 |
| Apr 8, 2026 | Arch Property Casualty Insurance Company | CO | 10 13 | AICO-G134902708 |
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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