Coverage description
An Insurance Services Office (ISO) standard form. It adds the person or organization shown in the schedule as an additional insured for injury or damage caused by your ongoing operations or completed work at the scheduled locations, limited to what the contract requires.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 12 19Dec 2019Latest | 179 | 83 | 44 | Dec 2021 to Oct 2026 |
1 other edition date appears in one or two filings each, often carrier-specific versions: 10/1/2020.
What the filings show
- Edition in use: in the past 12 months, 26 companies filed the 12 19 edition.
- CG 21 66 (Exclusion – Volunteer Workers As Insureds) is filed alongside it most often, in 147 of the same filings (82%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 20 41, out of 43 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| Insurance Services Office, Inc.Advisory Organization | 36 | 36 | 12 19 | Apr 9, 2025 |
| United Fire & CAS Group7 group companies filed it, led by United Fire and Casualty Company and Addison Insurance Company | 29 | 28 | 12 19 | Dec 28, 2022 |
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 16 | 16 | 12 19 | Jan 15, 2026 |
| Tokio Marine Holdings Incorporated Group4 group companies filed it, led by Safety National Casualty Corporation and TNUS Insurance Company | 8 | 2 | 12 19 | Feb 17, 2026 |
| Sompo GroupSompo America Insurance Company | 7 | 2 | 12 19 | Jun 18, 2026 |
| Grange Mutual CAS Group3 group companies filed it, led by Grange Indemnity Insurance Company and Grange Insurance Company | 6 | 6 | 12 19 | Mar 28, 2024 |
| Hastings Mutual Insurance Company | 6 | 5 | 12 19 | Mar 13, 2025 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 6 | 2 | 12 19 | Jun 15, 2026 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 5 | 2 | 12 19 | Jun 26, 2026 |
| Markel Corporation GroupState National Insurance Company, Inc. | 5 | 3 | 12 19 | Oct 22, 2026 |
How the largest insurers handle CG 20 41
Groups among the largest commercial general liability insurers that filed CG 20 41 or their own version in the past five years.
- Berkshire Hathaway GroupUses CG 20 41 in 1 filing
- WR Berkley Corporation GroupUses CG 20 41 in 1 filing
- Fairfax Financial GroupUses CG 20 41 in 2 filings
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States
Number of filings that include CG 20 41 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 66Exclusion – Volunteer Workers As Insureds147 filings
- CG 21 37Exclusion – Employees And Volunteer Workers As Insureds140 filings
- CG 20 15Additional Insured – Vendors139 filings
- CG 20 43Additional Insured – Automatic Status When Required in Written Contract or Agreement138 filings
- CG 20 44Additional Insured – Vendors – Automatic Status When Required in Agreement138 filings
- CG 20 26Additional Insured – Designated Person or Organization137 filings
- CG 40 14Cannabis Exclusion136 filings
- CG 20 28Additional Insured – Lessor of Leased Equipment134 filings
- CG 22 69Pharmacists134 filings
- CG 20 36Additional Insured – Grantor of Licenses133 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 | 12 19 | STNA-135128706 |
| Oct 21, 2026 | Allied Insurance Company of Americaand 4 more | CA | 12 19 | NWPP-G135131050 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 12 19 | CHMU-134947220 |
| Jun 24, 2026 | Southern Trust Insurance Company | GA | 12 19 | STTR-134864949 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 12 19 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 12 19 | BEAC-134983795 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 12 19 | MRTN-134978899 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 12 19 | MRTN-134978902 |
| Jun 2, 2026 | Zenith Insurance Company | CA | 12 19 | ZICO-134965759 |
| Mar 20, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CO | 12 19 | CNAB-134872676 |
| Feb 24, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | SC | 12 19 | CNAB-134851008 |
| Feb 17, 2026 | Safety National Casualty Corporation | CO | 12 19 | SFCC-134814522 |
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
See more carrier forms
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