Coverage description
An Insurance Services Office (ISO) standard form. It excludes injury or damage caused by terrorism, but only when the attack involves nuclear, radioactive, biological or chemical means, causes more than $25 million in insured property damage, or kills or seriously injures 50 or more people.
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 01 06Jan 2006Latest | 109 | 74 | 20 | Jan 2022 to Oct 2026 |
What the filings show
- Edition in use: in the past 12 months, 37 companies filed the 01 06 edition.
- CG 21 91 (Exclusion of Terrorism Involving Nuclear, Biological or Chemical Terrorism) is filed alongside it most often, in 100 of the same filings (92%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 21 90, out of 37 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 15 | 15 | 01 06 | Jan 15, 2026 |
| WR Berkley Corporation Group14 group companies filed it, led by Acadia Insurance Company and Continental Western Insurance Company | 11 | 2 | 01 06 | Jun 19, 2026 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 7 | 3 | 01 06 | Jun 15, 2026 |
| Markel Corporation GroupState National Insurance Company, Inc. | 6 | 3 | 01 06 | Oct 22, 2026 |
| Tokio Marine Holdings Incorporated Group2 group companies filed it, led by Safety National Casualty Corporation and U.S. Specialty Insurance Company | 6 | 2 | 01 06 | Feb 17, 2026 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 5 | 2 | 01 06 | Jun 26, 2026 |
| OLD Republic Group2 group companies filed it, led by BITCO General Insurance Corporation and BITCO National Insurance Company | 5 | 1 | 01 06 | May 11, 2026 |
| Sompo GroupSompo America Insurance Company | 5 | 1 | 01 06 | Jun 18, 2026 |
| AU Holding Company Group2 group companies filed it, led by Continental Indemnity Company and Pennsylvania Insurance Company | 4 | 4 | 01 06 | May 3, 2024 |
| American Inter-Fidelity Exchange | 4 | 4 | 01 06 | Oct 13, 2022 |
How the largest insurers handle CG 21 90
Groups among the largest commercial general liability insurers that filed CG 21 90 or their own version in the past five years.
- WR Berkley Corporation GroupUses CG 21 90 in 1 filing
- Fairfax Financial GroupUses CG 21 90 in 2 filings
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States
Number of filings that include CG 21 90 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 91Exclusion of Terrorism Involving Nuclear, Biological or Chemical Terrorism100 filings
- CG 21 76Exclusion of Punitive Damages Related to a Certified Act of Terrorism98 filings
- CG 21 87Conditional Exclusion of Terrorism (Relating to Disposition of Federal Terrorism Risk Insurance Act)94 filings
- IL 00 21Nuclear Energy Liability Exclusion Endorsement (Broad Form)94 filings
- CG 04 35Employee Benefits Liability Coverage93 filings
- CG 21 70Cap on Losses From Certified Acts of Terrorism93 filings
- CG 21 71Exclusion of Other Acts of Terrorism Committed Outside the United States; Cap on Losses From Certified Acts of Terrorism92 filings
- CG 21 73Exclusion of Certified Acts of Terrorism92 filings
- CG 21 84Exclusion of Certified Nuclear, Biological, Chemical or Radiological Acts of Terrorism; Cap on Losses From Certified Acts of Terrorism92 filings
- CG 21 88Conditional Exclusion of Terrorism Involving Nuclear, Biological or Chemical Terrorism (Relating to Disposition of Federal Terrorism Risk Insurance Act)92 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 | 01 06 | STNA-135128706 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 01 06 | CNAB-135091690 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 01 06 | CHMU-134947220 |
| Jun 19, 2026 | Acadia Insurance Companyand 4 more | CO | 01 06 | BNIC-134992811 |
| Jun 19, 2026 | Berkley Casualty Companyand 8 more | CO | 01 06 | BNIC-134992815 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 01 06 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 01 06 | BEAC-134983795 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 01 06 | MRTN-134978899 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 01 06 | MRTN-134978902 |
| Jun 2, 2026 | Zenith Insurance Company | CA | 01 06 | ZICO-134965759 |
| May 15, 2026 | Hyundai Marine and Fire Insurance Company Ltd. | CA | 01 06 | PERR-134950481 |
| May 11, 2026 | BITCO General Insurance Corporationand 1 more | CO | 01 06 | LDDX-134937506 |
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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