Coverage description
An Insurance Services Office (ISO) standard form. It excludes injury or damage from certified acts of terrorism under the federal Terrorism Risk Insurance Act, and from other terrorism outside the United States that exceeds set damage or casualty thresholds or involves nuclear, biological or chemical means.
How the form has changed
1 change across 1 revision, newest first. Each edition is compared with the one before it, using wording from filed copies.
01 15 edition
Jan 2015, compared with 06 08Latest editionA certified act of terrorism is now one certified by the Secretary of the Treasury under the Act, without the concurrence of the Secretary of State and the Attorney General.
06 08
“in concurrence with the Secretary of State and the Attorney General of the United States”
01 15
“in accordance with the provisions of the federal Terrorism Risk Insurance Act, to be an act of terrorism pursuant to such Act”
Editions
Edition dates as filed, newest first. Filing counts include every state submission that lists the edition.
| Edition | Filings | Companies | States | Filed |
|---|---|---|---|---|
| 01 15Jan 2015Latest | 124 | 79 | 21 | Jan 2022 to Oct 2026 |
| 06 08Jun 2008 | 3 | 5 | 3 | Jun 2022 to Jun 2024 |
What the filings show
- Edition in use: in the past 12 months, 34 companies filed the 01 15 edition.
- CG 21 76 (Exclusion of Punitive Damages Related to a Certified Act of Terrorism) is filed alongside it most often, in 124 of the same filings (98%).
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Data from admitted P&C filings with state insurance departments, submitted Oct 2021 to Oct 2026, excluding withdrawn and rejected filings.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 75, out of 41 in total.
| Carrier | Filings | States | Editions, most filed first | Last filed |
|---|---|---|---|---|
| WCF Mutual Insurance Company GroupAssociated Indemnity Corporation | 16 | 16 | 01 15 | Jan 15, 2026 |
| WR Berkley Corporation Group14 group companies filed it, led by Acadia Insurance Company and Continental Western Insurance Company | 11 | 2 | 01 15 | Jun 19, 2026 |
| Markel Corporation GroupState National Insurance Company, Inc. | 7 | 3 | 01 1506 08 | Oct 22, 2026 |
| Siriuspoint GroupSiriusPoint America Insurance Company | 7 | 3 | 01 15 | Jun 15, 2026 |
| Nationwide Corporation Group7 group companies filed it, led by Allied Insurance Company of America and Nationwide Agribusiness Insurance Company | 6 | 3 | 01 15 | Feb 12, 2025 |
| Church Mutual GroupChurch Mutual Insurance Company, S.I. | 5 | 2 | 01 15 | Jun 26, 2026 |
| Sentry Insurance GroupSentry Select Insurance Company | 5 | 1 | 01 15 | Jun 26, 2025 |
| Sompo GroupSompo America Insurance Company | 5 | 1 | 01 15 | Jun 18, 2026 |
| Starr Group2 group companies filed it, led by Starr Indemnity and Liability Company and Starr Specialty Insurance Company | 5 | 2 | 01 1506 08 | Apr 13, 2026 |
| Tokio Marine Holdings Incorporated GroupSafety National Casualty Corporation | 5 | 1 | 01 15 | Feb 17, 2026 |
How the largest insurers handle CG 21 75
Groups among the largest commercial general liability insurers that filed CG 21 75 or their own version in the past five years.
- Berkshire Hathaway GroupUses CG 21 75 in 1 filing
- WR Berkley Corporation GroupUses CG 21 75 in 1 filing
- Fairfax Financial GroupUses CG 21 75 in 2 filings
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States
Number of filings that include CG 21 75 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 76Exclusion of Punitive Damages Related to a Certified Act of Terrorism124 filings
- CG 21 71Exclusion of Other Acts of Terrorism Committed Outside the United States; Cap on Losses From Certified Acts of Terrorism117 filings
- CG 21 70Cap on Losses From Certified Acts of Terrorism115 filings
- CG 21 73Exclusion of Certified Acts of Terrorism110 filings
- IL 00 21Nuclear Energy Liability Exclusion Endorsement (Broad Form)104 filings
- CG 21 84Exclusion of Certified Nuclear, Biological, Chemical or Radiological Acts of Terrorism; Cap on Losses From Certified Acts of Terrorism99 filings
- CG 21 89Conditional Limitation of Coverage for Terrorism on an Annual Aggregate Basis (Relating to Disposition of Federal Terrorism Risk Insurance Act)99 filings
- IL 00 03Calculation of Premium99 filings
- CG 04 35Employee Benefits Liability Coverage98 filings
- IL 00 17Common Policy Conditions96 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 15 | STNA-135128706 |
| Oct 6, 2026 | American Casualty Company of Reading, Pennsylvaniaand 5 more | CA | 01 15 | CNAB-135091690 |
| Jun 26, 2026 | Church Mutual Insurance Company, S.I. | CO | 01 15 | CHMU-134947220 |
| Jun 19, 2026 | Acadia Insurance Companyand 4 more | CO | 01 15 | BNIC-134992811 |
| Jun 19, 2026 | Berkley Casualty Companyand 8 more | CO | 01 15 | BNIC-134992815 |
| Jun 18, 2026 | Sompo America Insurance Company | CO | 01 15 | SMPJ-134985965 |
| Jun 17, 2026 | Atlantic Specialty Insurance Company | NM | 01 15 | BEAC-134983795 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 01 15 | MRTN-134978899 |
| Jun 15, 2026 | SiriusPoint America Insurance Company | CO | 01 15 | MRTN-134978902 |
| Jun 2, 2026 | Zenith Insurance Company | CA | 01 15 | ZICO-134965759 |
| Apr 30, 2026 | Trisura Insurance Company | CA | 01 15 | SHNF-134881681 |
| Apr 13, 2026 | Starr Indemnity and Liability Company | CA | 01 15 | SILC-134905933 |
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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