Coverage description
An Insurance Services Office (ISO) standard form. It excludes general liability for injury or damage arising out of assault or battery by anyone, acts taken to prevent or suppress an assault or battery, and negligent hiring, training, supervision or retention of a person whose conduct would be excluded.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 01 26Jan 2026Latest | 79 | 58 | 45 | Jul 2025 to Oct 2026 |
What the filings show
- Edition in use: in the past 12 months, 58 companies filed the 01 26 edition.
- CG 40 47 (Exclusion – Generative Artificial Intelligence) is filed alongside it most often, in 78 of the same filings (99%).
Filed under
Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 CG 40 51, out of 18 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Insurance Services Office, Inc.Advisory Organization | 45 | 44 | 01 26 | Sep 10, 2026 |
| Grange Mutual CAS Group6 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company | 8 | 8 | 01 26 | Jun 3, 2026 |
| Nationwide Corporation Group8 group companies filed it, led by Allied Insurance Company of America and Nationwide Assurance Company | 7 | 5 | 01 26 | Jun 11, 2026 |
| Liberty Mutual Group10 group companies filed it, led by American Fire and Casualty Company and Ohio Security Insurance Company | 3 | 3 | 01 26 | Oct 21, 2026 |
| Amtrust Financial Services Group7 group companies filed it, led by AmTrust Insurance Company of Kansas, Inc. and CorePointe Insurance Company | 2 | 2 | 01 26 | Mar 17, 2026 |
| Oregon Mutual GroupOregon Mutual Insurance Company | 2 | 2 | 01 26 | May 20, 2026 |
| BCBS OF MI GroupStar Insurance Company | 1 | 1 | 01 26 | Dec 2, 2025 |
| Brethren Mutual Insurance Company | 1 | 1 | 01 26 | Apr 30, 2026 |
| Chubb Limited Group8 group companies filed it, led by ACE American Insurance Company and ACE Fire Underwriters Insurance Company | 1 | 1 | 01 26 | Dec 23, 2025 |
| Everest Reins Holdings Group3 group companies filed it, led by Everest Denali Insurance Company and Everest National Insurance Company | 1 | 1 | 01 26 | Dec 19, 2025 |
How the largest insurers handle CG 40 51
Groups among the largest commercial general liability insurers that filed CG 40 51 or their own version in the past five years.
- Chubb Limited GroupUses CG 40 51 in 1 filing
- Travelers GroupFiles its own version: CG D9 5905 25 Exclusion - Assault Or Battery (9 states)
- Berkshire Hathaway GroupFiles its own version: CGB 6006 Exclusion - Assault and Battery (23 states)
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States
Number of filings that include CG 40 51 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.
- CG 40 47Exclusion – Generative Artificial Intelligence78 filings
- CG 40 49Exclusion – Human Trafficking77 filings
- CG 00 70Exclusion – War75 filings
- CG 40 48Exclusion – Generative Artificial Intelligence (Coverage B Only)75 filings
- CG 40 50Exclusion – Punitive Damages75 filings
- CG 24 13Amendment Of Personal And Advertising Injury Definition74 filings
- CG 99 11Condition – Litigation Funding Mutual Disclosure74 filings
- CG 00 73Exclusion – War73 filings
- CG 35 08Exclusion – Generative Artificial Intelligence73 filings
- CG 35 09Exclusion – Assault Or Battery73 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 21, 2026 | Employers Insurance Company of Wausauand 5 more | GA | 01 26 | LWCM-135126823 |
| Sep 10, 2026 | Insurance Services Office, Inc. | IL | 01 26 | ISOF-G135083825 |
| Aug 20, 2026 | HDI Global Insurance Company | HI | 01 26 | GRLL-135045644 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 01 26 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 01 26 | BEAC-134983795 |
| Jun 11, 2026 | Allied Insurance Company of Americaand 6 more | KY | 01 26 | NWPP-G134906724 |
| Jun 11, 2026 | Nationwide Agribusiness Insurance Company | NM | 01 26 | NWPP-G134980253 |
| Jun 9, 2026 | Nationwide Agribusiness Insurance Company | CO | 01 26 | NWPP-G134980225 |
| Jun 3, 2026 | Grange Indemnity Insurance Companyand 2 more | KY | 01 26 | GRAE-134916831 |
| May 20, 2026 | Grange Indemnity Insurance Companyand 2 more | IL | 01 26 | GRAE-134915968 |
| May 20, 2026 | Grange Indemnity Insurance Companyand 2 more | IN | 01 26 | GRAE-134915977 |
| May 20, 2026 | Grange Indemnity Insurance Companyand 2 more | PA | 01 26 | GRAE-134917054 |
Most filed ISO CG forms
- CG 40 32 Exclusion - Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS)
- CG 21 06 Exclusion - Access Or Disclosure Of Confidential Or Personal Material Or Information
- CG 20 10 Additional Insured - Owners, Lessees or Contractors - Scheduled Person or Organization Endorsement
- CG DS 01 Commercial General Liability Declarations
- CG 20 26 Additional Insured - Designated Person or Organization Endorsement
- CG 00 01 Commercial General Liability Coverage Form
- CG 20 37 Additional Insured - Owners, Lessees or Contractors - Completed Operations Endorsement
- CG 40 28 Broad Abuse or Molestation Exclusion
- CG 20 28 Additional Insured - Lessor of Leased Equipment
- CG 20 11 Additional Insured - Managers or Lessors of Premises
- CG 21 47 Employment-Related Practices Exclusion
- CG 04 35 Employee Benefits Liability Coverage
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