Coverage description
An Insurance Services Office (ISO) standard form. It covers snowmobiles listed in the schedule as covered autos for the coverages with a premium shown, and excludes rental to others, bodily injury to occupants or anyone towed, and loss from breaking through ice unless an exclusion is deleted in the schedule.
How the form has changed
2 changes across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.
03 10 edition
Mar 2010, compared with 07 97The exclusion for racing or speed contests was removed.
07 97
“The covered "auto" while in any racing or speed contest, prearranged or not”
03 10
Removed
Any of the remaining exclusions, including rental to others, can now be deleted by marking the schedule, rather than only certain exclusions by paying an additional premium.
07 97
“by paying an additional premium”
03 10
“Exclusion 1., 2. or 3. above may be deleted by indicating with an "X" in the above Schedule.”
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 | 201 | 96 | 28 | Nov 2021 to Aug 2026 |
| 03 10Mar 2010 | 7 | 5 | 4 | Jun 2022 to Sep 2025 |
| 07 97Jul 1997 | 3 | 4 | 3 | Dec 2022 to Dec 2023 |
1 other edition date appears in one or two filings each, often carrier-specific versions: 12 93.
What the filings show
- Edition in use: in the past 12 months, 44 companies filed the 10 13 edition.
- CA 99 23 (Rental Reimbursement Coverage) is filed alongside it most often, in 212 of the same filings (100%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Aug 2026, excluding withdrawn and rejected filings.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 20 21, out of 53 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company | 18 | 15 | 10 1307 97 | Jul 12, 2024 |
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by U.S. Specialty Insurance Company and Safety National Casualty Corporation | 17 | 13 | 10 13 | Feb 17, 2026 |
| Arch Insurance Group3 group companies filed it, led by Arch Indemnity Insurance Company and Arch Insurance Company | 14 | 2 | 10 13 | Apr 8, 2026 |
| Nationwide Corporation Group11 group companies filed it, led by Allied Insurance Company of America and Nationwide Mutual Insurance Company | 14 | 5 | 10 13 | Apr 7, 2026 |
| 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 |
| Liberty Mutual GroupState Automobile Mutual Insurance Company | 10 | 1 | 10 13 | Jun 17, 2026 |
| Scor GroupGeneral Security National Insurance Company | 10 | 1 | 10 13 | Jun 9, 2026 |
| Markel Corporation Group3 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company | 8 | 4 | 10 13 | Jun 24, 2024 |
| Ambac Financial GroupEverspan Insurance Company | 6 | 4 | 10 13 | Apr 28, 2025 |
| Group 1001 Insurance Holdings GroupCLEAR SPRING PROPERTY AND CASUALTY COMPANY | 6 | 2 | 10 13 | Mar 18, 2026 |
How the largest insurers handle CA 20 21
Groups among the largest commercial auto insurers that filed CA 20 21 or their own version in the past five years.
- Travelers GroupUses CA 20 21 in 62 filings
See more forms
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States
Number of filings that include CA 20 21 in each state, Oct 2021 to Aug 2026. Darker states have more filings.
Often filed with
Standard-style form numbers that appear in the same filings most often.
- CA 99 23Rental Reimbursement Coverage212 filings
- CA 99 47Employee as Lessor210 filings
- CA 04 45Golf Carts and Low- Speed Vehicles207 filings
- CA 20 27Registration Plates Not Issued for a Specific Auto207 filings
- CA 99 33Employees as Insureds207 filings
- CA 99 44Loss Payable Clause205 filings
- CA 23 03Multipurpose Equipment204 filings
- CA 20 48Designated Insured for Covered Autos Liability Coverage203 filings
- CA 99 30Tapes, Records and Discs Coverage203 filings
- CA 99 40Exclusion or Excess Coverage Hazards Otherwise Insured198 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Aug 28, 2026 | Jet Insurance Company | SC | 10 13 | MRTN-134878222 |
| Jul 8, 2026 | Colorado Farm Bureau Insurance Company | CO | 10 13 | SFBC-135011078 |
| Jun 26, 2026 | Grange Insurance Association | CO | 10 13 | GRIA-135000193 |
| 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 | Atlantic Specialty Insurance Company | SC | 10 13 | BEAC-134983501 |
| 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-134983292 |
| 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 |
| Jun 5, 2026 | Incline Casualty Company | SC | 10 13 | MRTN-134969595 |
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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