Coverage description
An Insurance Services Office (ISO) standard form. It makes the lessor of a leased auto an additional insured for liability caused by you or your drivers, and a loss payee for physical damage to that auto. The leased auto is treated as an auto you own.
How the form has changed
The 10 13 and 11 20 editions update the coverage forms it applies to and the form date. The coverage 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 |
|---|---|---|---|---|
| 11 20Nov 2020Latest | 280 | 142 | 45 | Nov 2021 to Sep 2026 |
| 10 13Oct 2013 | 96 | 55 | 28 | Nov 2021 to Jul 2026 |
| 03 06Mar 2006 | 9 | 6 | 5 | Jun 2022 to Mar 2026 |
| 10 01Oct 2001 | 4 | 3 | 3 | Dec 2023 to Mar 2026 |
| 12 93Dec 1993 | 3 | 4 | 3 | Aug 2022 to Mar 2023 |
2 other edition dates appear in one or two filings each, often carrier-specific versions: 02 99, 11/01/2020.
Where filings record what this form replaced, they name earlier edition 10 13 and other forms CA 20 21 10 13. Only some filings record replacements.
What the filings show
- Edition in use: in the past 12 months, 56 companies filed the 11 20 edition and 12 companies filed 10 13.
- CA 20 54 (Employee Hired Autos) is filed alongside it most often, in 329 of the same filings (84%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Sep 2026, excluding withdrawn and rejected filings.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 01, out of 82 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Clear Blue Financial Group2 group companies filed it, led by Clear Blue Insurance Company and Rock Ridge Insurance Company | 42 | 35 | 11 20 | Jun 17, 2026 |
| OBS Holdings Group2 group companies filed it, led by Obsidian Insurance Company and Obsidian Pacific Insurance Company | 36 | 36 | 11 20 | Feb 3, 2023 |
| Nationwide Corporation Group11 group companies filed it, led by Allied Insurance Company of America and Nationwide Insurance Company of America | 24 | 7 | 11 2010 13 | Apr 7, 2026 |
| Berkshire Hathaway Group11 group companies filed it, led by GEICO General Insurance Company and GEICO Marine Insurance Company | 21 | 15 | 11 2010 13 | Jul 9, 2026 |
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by U.S. Specialty Insurance Company and Safety National Casualty Corporation | 20 | 16 | 10 1311 20 | Feb 17, 2026 |
| Liberty Mutual Group8 group companies filed it, led by State Automobile Mutual Insurance Company and Employers Insurance Company of Wausau | 18 | 6 | 10 1311 2010 01 | Jul 1, 2026 |
| Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company | 15 | 15 | 10 13 | Jul 12, 2024 |
| Arch Insurance Group3 group companies filed it, led by Arch Insurance Company and Arch Indemnity Insurance Company | 13 | 2 | 11 20 | Apr 8, 2026 |
| OLD Republic Group4 group companies filed it, led by BITCO General Insurance Corporation and BITCO National Insurance Company | 13 | 1 | 11 20 | May 11, 2026 |
| Scor GroupGeneral Security National Insurance Company | 10 | 1 | 11 20 | Jun 9, 2026 |
How the largest insurers handle CA 20 01
Groups among the largest commercial auto insurers that filed CA 20 01 or their own version in the past five years.
- Progressive GroupUses CA 20 01 in 1 filing
- Travelers GroupUses CA 20 01 in 56 filings
- Berkshire Hathaway GroupUses CA 20 01 in 12 filings
- Liberty Mutual GroupUses CA 20 01 in 4 filings
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States
Number of filings that include CA 20 01 in each state, Oct 2021 to Sep 2026. Darker states have more filings.
Often filed with
Standard-style form numbers that appear in the same filings most often.
- CA 20 54Employee Hired Autos329 filings
- CA 20 71Auto Loan/Lease Gap Coverage306 filings
- CA 00 01Business Auto Coverage Form294 filings
- CA 20 48Designated Insured for Covered Autos Liability Coverage291 filings
- CA 23 17Truckers – Uniform Intermodal Interchange Endorsement Form Uiie – 1281 filings
- CA 99 33Employees as Insureds280 filings
- CA 04 44Waiver of Transfer of Rights of Recovery Against Others to Us (Waiver of Subrogation)271 filings
- CA 04 49Primary and Noncontributory – Other Insurance Condition270 filings
- CA 99 30Tapes, Records and Discs Coverage266 filings
- IL 00 21Nuclear Energy Liability Exclusion Endorsement265 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Sep 10, 2026 | SECURA Insurance, A Mutual Companyand 1 more | IL | 11 20 | SEIC-135044227 |
| Sep 4, 2026 | Incline Casualty Company | SC | 11 20 | AIAD-135047572 |
| Aug 28, 2026 | Jet Insurance Company | SC | 11 20 | MRTN-134878222 |
| Jul 9, 2026 | GEICO County Mutual Insurance Company | TX | 11 20 | GECC-135011334 |
| Jul 8, 2026 | Colorado Farm Bureau Insurance Company | CO | 10 13 | SFBC-135011078 |
| Jul 6, 2026 | GEICO Advantage Insurance Companyand 7 more | CO | 11 20 | GECC-135002717 |
| Jul 1, 2026 | Employers Insurance Company of Wausauand 5 more | CO | 11 20 | LBRC-135000006 |
| Jun 30, 2026 | Accredited Surety and Casualty Company, Inc. | CO | 11 20 | ACSA-135005169 |
| Jun 26, 2026 | Grange Insurance Association | CO | 10 13 | GRIA-135000193 |
| Jun 25, 2026 | Selective Insurance Company of Americaand 3 more | CO | 11 20 | SELC-134998854 |
| Jun 24, 2026 | Great American Alliance Insurance Companyand 3 more | CO | 11 20 | GACX-134993563 |
| Jun 19, 2026 | Addison Insurance Companyand 1 more | CO | 11 20 | UNFG-134905846 |
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 48 Designated Insured For Covered Autos Liability Coverage
- CA 00 20 Motor Carrier Coverage Form
- CA 20 71 Auto Loan/Lease Gap Coverage
- CA 99 10 Drive Other Car Coverage - Broadened Coverage For Named Individuals
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