Coverage description
An Insurance Services Office (ISO) standard form. It adds personal injury liability coverage to the Owners and Contractors Protective Coverage Part for offenses arising from the contractor's operations for you at the designated location, with exclusions for knowing violations, criminal acts, assumed liability and pollution.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 10 01Oct 2001Latest | 85 | 49 | 24 | Nov 2021 to Oct 2026 |
1 other edition date appears in one or two filings each, often carrier-specific versions: 01 96.
What the filings show
- Edition in use: in the past 12 months, 15 companies filed the 10 01 edition.
- CG 21 45 (Exclusion - Damage to Premises Rented to You) is filed alongside it most often, in 85 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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 28 05, out of 29 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 | 10 01 | Jan 4, 2023 |
| Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Insurance Company of America | 8 | 3 | 10 01 | Feb 12, 2025 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and Markel American Insurance Company | 7 | 4 | 10 01 | Oct 22, 2026 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 7 | 3 | 10 01 | Jun 15, 2026 |
| Sompo GroupSompo America Insurance Company | 5 | 1 | 10 01 | Jun 18, 2026 |
| Tokio Marine Holdings Incorporated GroupSafety National Casualty Corporation | 5 | 1 | 10 01 | Feb 17, 2026 |
| ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company | 3 | 2 | 10 01 | Dec 8, 2025 |
| CNA Insurance Group6 group companies filed it, led by American Casualty Company of Reading, Pennsylvania and Continental Casualty Company | 3 | 3 | 10 01 | Oct 6, 2026 |
| Indiana Farmers Mutual GroupIndiana Farmers Indemnity Insurance Company | 3 | 3 | 10 01 | Mar 26, 2024 |
| AU Holding Company GroupContinental Indemnity Company | 2 | 2 | 10 01 | May 3, 2024 |
How the largest insurers handle CG 28 05
Groups among the largest commercial general liability insurers that filed CG 28 05 or their own version in the past five years.
- Fairfax Financial GroupUses CG 28 05 in 1 filing
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States
Number of filings that include CG 28 05 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 45Exclusion - Damage to Premises Rented to You85 filings
- CG 21 35Exclusion - Coverage C - Medical Payments84 filings
- CG 21 39Contractual Liability Limitation (for Use with Cgl and Products Policies)84 filings
- CG 21 42Exclusion - Explosion, Collapse, and Underground Property Damage Hazard (Specified Operations)84 filings
- CG 22 70Real Estate Property Managed84 filings
- CG 22 58Exclusion - Described Hazards (Carnivals, Circuses and Fairs)83 filings
- CG 22 73Exclusion - Oil or Gas Producing Operations83 filings
- CG 24 05Financial Institutions - Fiduciary Interest Only83 filings
- CG 24 11Fiduciaries - Fiduciary Interest83 filings
- CG 28 07Principals Protective Liability Coverage83 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 | 10 01 | STNA-135128706 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 10 01 | CNAB-135091690 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 10 01 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 10 01 | BEAC-134983795 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 10 01 | MRTN-134978899 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 10 01 | MRTN-134978902 |
| Mar 20, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CO | 10 01 | CNAB-134872676 |
| Feb 24, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | SC | 10 01 | CNAB-134851008 |
| Feb 17, 2026 | Safety National Casualty Corporation | CO | 10 01 | SFCC-134814522 |
| Feb 6, 2026 | Crum and Forster Indemnity Company | CA | 10 01 | CRUM-134831877 |
| Dec 9, 2025 | Universal North America Insurance Company | SC | 10 01 | UNAC-134760136 |
| Dec 8, 2025 | Accelerant National Insurance Company | CA | 10 01 | MRTN-134722366 |
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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