Coverage description
An Insurance Services Office (ISO) standard form. It excludes auto dealers general liability coverage for claims or suits brought by one Named Insured on the policy against another Named Insured for bodily injury, property damage or personal and advertising injury.
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 | 139 | 103 | 13 | Nov 2021 to Sep 2026 |
1 other edition date appears in one or two filings each, often carrier-specific versions: 10 22.
What the filings show
- Edition in use: in the past 12 months, 26 companies filed the 11 20 edition.
- CA 00 01 (Business Auto Coverage Form) is filed alongside it most often, in 139 of the same filings (99%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Sep 2026, excluding withdrawn and rejected filings.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 27 16, out of 44 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Nationwide Corporation Group11 group companies filed it, led by Nationwide Agribusiness Insurance Company and Allied Insurance Company of America | 17 | 6 | 11 20 | Sep 22, 2025 |
| Arch Insurance Group3 group companies filed it, led by Arch Insurance Company and Arch Indemnity Insurance Company | 13 | 2 | 11 20 | Apr 8, 2026 |
| Scor GroupGeneral Security National Insurance Company | 10 | 1 | 11 20 | Jun 9, 2026 |
| Clear Blue Financial Group2 group companies filed it, led by Clear Blue Insurance Company and Rock Ridge Insurance Company | 8 | 2 | 11 20 | Oct 29, 2025 |
| OLD Republic Group2 group companies filed it, led by Old Republic General Insurance Corporation and Old Republic Insurance Company | 8 | 1 | 11 20 | Jun 30, 2025 |
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and Philadelphia Indemnity Insurance Company | 7 | 3 | 11 20 | Aug 27, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and National Specialty Insurance Company | 5 | 4 | 11 20 | Jun 24, 2024 |
| Sompo Group2 group companies filed it, led by Sompo America Fire and Marine Insurance Company and Sompo America Insurance Company | 5 | 1 | 11 20 | Jun 18, 2026 |
| United Fire & CAS Group2 group companies filed it, led by Addison Insurance Company and United Fire and Casualty Company | 5 | 1 | 11 20 | Jun 19, 2026 |
| Group 1001 Insurance Holdings GroupCLEAR SPRING PROPERTY AND CASUALTY COMPANY | 4 | 1 | 11 20 | Mar 18, 2026 |
How the largest insurers handle CA 27 16
Groups among the largest commercial auto insurers that filed CA 27 16 or their own version in the past five years.
- Berkshire Hathaway GroupUses CA 27 16 in 1 filing
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States
Number of filings that include CA 27 16 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 00 01Business Auto Coverage Form139 filings
- CA 04 52On-Hook Coverage139 filings
- CA 20 54Employee Hired Autos139 filings
- CA 25 30Additional Insured - General Liability Coverages - Controlling Interest139 filings
- CA 25 31Additional Insured - General Liability Coverages - Grantor of Licenses - Automatic Status When Required by Licensor139 filings
- CA 25 32Additional Insured - General Liability Coverages - Grantor of Licenses139 filings
- CA 00 25Auto Dealers Coverage Form138 filings
- CA 25 09Additional Insured - General Liability Coverages - Owners of Leased or Rented Land or Premises138 filings
- CA 25 46Additional Insured - General Liability Coverages - Co- Owner of Insured Premises138 filings
- CA 99 14Fire, Fire and Theft, Fire, Theft and Windstorm and Limited Specified Causes of Loss Coverages138 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 |
| Aug 28, 2026 | Jet Insurance Company | SC | 11 20 | MRTN-134878222 |
| Aug 27, 2026 | Philadelphia Indemnity Insurance Company | NM | 11 20 | PHLX-135063316 |
| 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 |
| Jun 18, 2026 | Sompo America Fire and Marine Insurance Companyand 1 more | CO | 11 20 | SMPJ-134972831 |
| Jun 9, 2026 | General Security National Insurance Company | CO | 11 20 | PERR-134978283 |
| Jun 9, 2026 | General Security National Insurance Company | CO | 11 20 | PERR-134978297 |
| Jun 5, 2026 | Incline Casualty Company | SC | 11 20 | MRTN-134969595 |
| May 21, 2026 | Jet Insurance Company | NM | 11 20 | MRTN-134878221 |
| Apr 8, 2026 | Arch Insurance Company | CO | 11 20 | AICO-G134902561 |
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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