Coverage description
An Insurance Services Office (ISO) standard form. It excludes bodily injury and property damage from unmanned aircraft under Coverage A, except for the unmanned aircraft and operations described in the Schedule, and allows a separate aggregate limit for that unmanned aircraft coverage.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 06 15Jun 2015Latest | 124 | 78 | 33 | Nov 2021 to Oct 2026 |
What the filings show
- Edition in use: in the past 12 months, 22 companies filed the 06 15 edition.
- CG 21 09 (Exclusion - Unmanned Aircraft) is filed alongside it most often, in 118 of the same filings (95%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 24 51, out of 39 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 | 17 | 17 | 06 15 | Jan 4, 2023 |
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 16 | 16 | 06 15 | Jan 15, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and City National Insurance Company | 7 | 5 | 06 15 | Oct 22, 2026 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 7 | 3 | 06 15 | Jun 15, 2026 |
| Sompo GroupSompo America Insurance Company | 7 | 2 | 06 15 | Jun 18, 2026 |
| Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Agribusiness Insurance Company | 6 | 3 | 06 15 | Feb 12, 2025 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 5 | 2 | 06 15 | Jun 26, 2026 |
| Tokio Marine Holdings Incorporated GroupSafety National Casualty Corporation | 5 | 1 | 06 15 | Feb 17, 2026 |
| ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company | 4 | 2 | 06 15 | Dec 8, 2025 |
| AU Holding Company Group2 group companies filed it, led by Continental Indemnity Company and Pennsylvania Insurance Company | 3 | 3 | 06 15 | May 3, 2024 |
How the largest insurers handle CG 24 51
Groups among the largest commercial general liability insurers that filed CG 24 51 or their own version in the past five years.
- WR Berkley Corporation GroupUses CG 24 51 in 1 filing
- Fairfax Financial GroupUses CG 24 51 in 1 filing
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States
Number of filings that include CG 24 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 21 09Exclusion - Unmanned Aircraft118 filings
- CG 24 50Limited Coverage for Designated Unmanned Aircraft118 filings
- CG 21 66Exclusion – Volunteer Workers as Insureds107 filings
- CG 21 06Exclusion - Access or Disclosure of Confidential or Personal Information and Data-Related Liability - with Limited Bodily Injury Exception106 filings
- CG 21 39Contractual Liability Limitation106 filings
- CG 21 37Exclusion – Employees and Volunteer Workers as Insureds105 filings
- CG 21 45Exclusion - Damage to Premises Rented to You104 filings
- CG 21 96Silica or Silica- Related Dust Exclusion103 filings
- CG 22 42Exclusion - Existence or Maintenance of Streets, Roads, Highways or Bridges103 filings
- CG 24 13Amendment of Personal and Advertising Injury Definition103 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 22, 2026 | State National Insurance Company, Inc. | CO | 06 15 | STNA-135128706 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 06 15 | CNAB-135091690 |
| Aug 20, 2026 | New York Marine and General Insurance Company | SC | 06 15 | PERR-135060921 |
| Aug 17, 2026 | Mississippi Farm Bureau Casualty Insurance Company | MS | 06 15 | SFBC-135017175 |
| Jul 10, 2026 | Southern Farm Bureau Casualty Insurance Company | LA | 06 15 | SFBC-135013358 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 06 15 | CHMU-134947220 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 06 15 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 06 15 | BEAC-134983795 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 06 15 | MRTN-134978899 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 06 15 | MRTN-134978902 |
| Jun 1, 2026 | CopperPoint Casualty Insurance Companyand 1 more | SC | 06 15 | COPP-134966665 |
| Mar 20, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CO | 06 15 | CNAB-134872676 |
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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