Coverage description
An Insurance Services Office (ISO) standard form. It waives the insurer's right to recover payments made under the coverage part from the persons or organizations in the schedule, to the extent you waived your own right of recovery against them before the loss.
How the form has changed
2 changes across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.
12 19 edition
Dec 2019, compared with 05 09Latest editionThe waiver now applies to any payments made under the coverage part, not only payments for injury or damage from your ongoing operations or completed work under a contract with that party.
05 09
“because of payments we make for injury or damage arising out of your ongoing operations”
12 19
“because of payments we make under this Coverage Part”
The waiver now applies only to the extent you waived your own right of recovery against that party before the loss.
05 09
Not in this edition
12 19
“applies only to the extent that the insured has waived its right of recovery against such person(s) or organization(s) prior to loss”
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 | 194 | 107 | 38 | Nov 2021 to Oct 2026 |
| 05 09May 2009 | 23 | 16 | 13 | Dec 2021 to Jun 2026 |
| 10 93Oct 1993 | 8 | 5 | 8 | Jun 2022 to Mar 2024 |
Filed by one company only: 04 12 (WCF Mutual Insurance Company Group, 9 filings).
2 other edition dates appear in one or two filings each, often carrier-specific versions: 05 20, 10/1/2020.
Where filings record what this form replaced, they name earlier editions 05 09, 10 93. Only some filings record replacements.
What the filings show
- Edition in use: in the past 12 months, 37 companies filed the 12 19 edition and 1 company filed 05 09.
- The 04 12 edition appears only in filings from WCF Mutual Insurance Company Group (9 filings in 9 states since Jan 17, 2023), which suggests a carrier-specific version.
- CG 20 26 (Additional Insured - Designated Person or Organization) is filed alongside it most often, in 201 of the same filings (87%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 04, out of 64 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 19 | 17 | 12 1904 12 | Jan 15, 2026 |
| Cincinnati Financial Group3 group companies filed it, led by The Cincinnati Casualty Company and The Cincinnati Indemnity Company | 16 | 16 | 12 19 | Oct 23, 2023 |
| Nationwide Corporation Group8 group companies filed it, led by Nationwide Agribusiness Insurance Company and Nationwide Insurance Company of America | 15 | 5 | 05 0912 19 | Oct 21, 2026 |
| Markel Corporation Group2 group companies filed it, led by State National Insurance Company, Inc. and Markel Insurance Company | 11 | 4 | 12 1905 09 | Oct 22, 2026 |
| Merchants Mutual Group2 group companies filed it, led by Merchants Preferred Insurance Company and Merchants Mutual Insurance Company | 10 | 5 | 12 19 | Dec 8, 2025 |
| Tokio Marine Holdings Incorporated Group5 group companies filed it, led by Safety National Casualty Corporation and TNUS Insurance Company | 9 | 2 | 12 19 | Feb 17, 2026 |
| Berkshire Hathaway Group3 group companies filed it, led by Berkshire Hathaway Homestate Insurance Company and Redwood Fire and Casualty Insurance Company | 8 | 7 | 05 09 | Jan 9, 2023 |
| ACP Insurance Mgmt LLC GroupAccelerant National Insurance Company | 7 | 2 | 12 19 | Dec 8, 2025 |
| Sompo GroupSompo America Insurance Company | 7 | 2 | 12 19 | Jun 18, 2026 |
| Starr Group2 group companies filed it, led by Starr Indemnity and Liability Company and Starr Specialty Insurance Company | 7 | 2 | 12 1905 0910/1/2020 | Apr 13, 2026 |
How the largest insurers handle CG 24 04
Groups among the largest commercial general liability insurers that filed CG 24 04 or their own version in the past five years.
- Chubb Limited GroupFiles its own version: CB CG 240037 Waiver of Transfer of Rights of Recovery Against Others to Us (Waiver of Subrogation) (35 states)
- Berkshire Hathaway GroupUses CG 24 04 in 8 filings
- WR Berkley Corporation GroupUses CG 24 04 in 1 filing
- Fairfax Financial GroupUses CG 24 04 in 2 filings
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States
Number of filings that include CG 24 04 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 20 26Additional Insured - Designated Person or Organization201 filings
- CG 20 11Additional Insured – Managers or Lessors of Premises191 filings
- CG 20 01Primary and Noncontributory - Other Insurance Condition185 filings
- CG 21 66Exclusion – Volunteer Workers as Insureds178 filings
- CG 20 18Additional Insured - Mortgagee, Assignee or Receiver174 filings
- CG 20 27Additional Insured - Co-Owner of Insured Premises173 filings
- CG 20 28Additional Insured - Lessor of Leased Equipment173 filings
- CG 20 10Additional Insured - Owners, Lessees or Contractors - Scheduled Person or Organization172 filings
- CG 21 37Exclusion - Employees and Volunteer Workers as Insureds171 filings
- CG 20 12Additional Insured - State or Governmental Agency or Subdivision or Political Subdivision - Permits or Authorizations164 filings
Recent filings
Latest filings that include this form number. Filed copies open in FilingFocus.
| Submitted | Company | State | Editions | Tracking number |
|---|---|---|---|---|
| Oct 22, 2026 | The Guarantee Company of North America USA | CA | 12 19 | SPRO-G134931114 |
| 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 |
| Aug 20, 2026 | New York Marine and General Insurance Company | SC | 12 19 | PERR-135060921 |
| Aug 17, 2026 | Mississippi Farm Bureau Casualty Insurance Company | MS | 12 19 | SFBC-135017175 |
| Aug 6, 2026 | The Guarantee Company of North America USA | SC | 12 19 | SPRO-G134890089 |
| Jul 10, 2026 | Southern Farm Bureau Casualty Insurance Company | LA | 12 19 | SFBC-135013358 |
| Jul 10, 2026 | Trisura Insurance Company | WA | 12 19 | SHNF-134976660 |
| Jun 30, 2026 | Trisura Insurance Company | IL | 12 19 | SHNF-134983369 |
| 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 |
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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